Potsie sets Richie up with a girl known to have a reputation. Richie doesn't get far with her but leads Fonzie and others to believe he did.

Tired of driving around in Howard's DeSoto, Richie and Potsie buy a car of their own. The car has several problems including an engine that won't run consistently. This causes problems when they try to impress two girls.

Richie and Potsie are invited to Potsie's cousin's stag party. In an attempt to lessen the effects of the alcohol they will consume, they each drink several cartons of milk and a sip of olive oil.

Potsie is staying with the Cunninghams, and he and Richie sneak out to watch a drag race in which Fonzie is involved.

Richie buys tickets to a rock and roll show from Fonzie but has to work at the hardware store when Howard needs to have his tonsils removed. Because he'll be working until 9:00 PM, he won't be able to go to the show, so he asks Fonzie for a refund. Later, Howard tells Richie that he can close the store at 5:00 PM leaving him free to go to the show. He, now, has to ask Fonzie for the tickets back.

Richie and Potsie, in their never-ending effort to get girls, decide that they want to join a gang called the Demons. However, in order to be accepted, they have to perform several dares.

After taking a look at a B+ Potsie got on an exam, Fonzie decides to drop back into school. He asks Richie to do his homework and cheat for him.

Richie and Potsie obtain fake identification cards in order to attend a burlesque show where Ralph says Bubbles McCall takes it all off.

Richie and his girlfriend, Arlene, break up after two weeks of dating. Neither of them have dates for the prom, so they end up going together as friends.

To make some money, Richie, Potsie, Ralph, and Bag form a band. They secure a gig, but Richie and Potsie lose the money (including that of Ralph and Bag) playing poker.

Richie is put in an awkward situation when he is set up with a girl much taller than he is.

Meanwhile, Howard is frustrated by Marion's ineptness at playing bridge.

Cindy, a new girl in school, asks Richie to tutor her. Richie is interested in more than just studying and makes several attempts to win her over.

Richie meets a beatnik named Diedre at the movies and gets caught up in her type of lifestyle.

Howard's old army buddy, a black man, asks Howard to be the best man at his wedding. Howard and Marion consider holding the wedding at their home when the man can't find anyone else willing to do it.

Richie gets on the good side of a local gang, the Dukes, when he protects the leader's sister from being picked on. However, things change when the Dukes steal Potsie's bike, and Richie tries to get it back.

Howard wants to buy a bomb shelter to protect his family. Problems quickly arise when several of Richie's friends ask if they can use it.

Richie feels that he doesn't have enough privacy, so he decides to move in with Chuck. He quickly discovers, though, that bachelor life isn't quite what he expected it to be.

Richie buys a car from Fonzie and finds out that it is stolen.

Richie's old girlfriend comes back to Milwaukee and wants to go steady with him.

Richie reads a book about abnormal psychology and begins to think that there's something wrong with him.

Richie is named R.O.T.C. squad leader but has trouble controlling his squad. After several warnings to obey his commands, he puts them all on report.

After experiencing a few strange happenings, Richie begins to buy into the legend that the place where their Halloween party is to be held, the old Simpson house, is haunted.

Richie wins a date with a movie star, Cindy Shea, to a school dance, and Gloria breaks up with him because of circumstances surrounding it. Cindy, however, will only be able to meet up with Richie after the dance has started.

Spike, Fonzie's little cousin, takes Joanie out on her first date. Richie and his date act as Joanie and Spike's chaperones and discover them missing at the movie theater.

As a game-show contestant, Richie wins $3200 before time runs out for that week's show. After the show, he is given an envelope by the show's host that contains the answer to the $5000 question.

Richie, Potsie, and Ralph need new uniforms for their baseball team and want to get a big celebrity to play the title role in their upcomming fundraiser production of Hamlet. When they can't get a big name to play the part, Fonzie agrees to do it.

Howard wants Christmas Eve to only include the family, but Richie discovers that Fonzie will be all alone.

Richie and Potsie plan to host a poker night at the Cunningham house as Howard and Marion will be out of town. However, their plans change when three young women stop by after their car breaks down, and Potsie invites them to stay the night.

Fonzie announces that he's getting married and brings his bride-to-be to the Cunningham house for dinner. There, Howard recognizes her as stripper he saw at a hardware convention in Chicago.

An ill Richie is home alone after the rest of the family go to see Cinerama. When he goes to see what is causing noises downstairs, he finds a burglar.

Richie goes against Howard and, to get a girl, campaigns for Adlai Stevenson in the 1956 Presidential race.

Richie, Postie, and Ralph are forced to go cruising for girls in Howard's DeSoto after Marion dents Richie's car at the supermarket. They find three girls but, later, find their boyfriends who are members of a gang called the Dragons.

Facing a deadline for the school paper, Richie tries to get a photo of Clarabell the clown, from The Howdy Doody Show, without makeup. To get on the set, Richie plans to get Ralph to enter a Howdy Doody look-alike contest the show is conducting.

Looking for work, Richie, Potsie, and Ralph agree to fix the fence of an attractive divorcee. When the woman leaves for awhile, Potsie and Ralph decide to take off, as well, leaving Richie to finish the job by himself.

Howard secures a gig for Richie, Potsie, Ralph, and Bag to play at the Leopard Lodge dance. Fonzie is able to get the guys tuxedos, but, in return, he joins them as a member of the band. When Fonzie plays a loud bongo solo during a slow dance, Richie is chosen to give him the news that he's out of the band.

To hide from overzealous fans, a popular rock group (one of the members was Richie's childhood friend) is staying at the Cunningham house, but Richie can't tell anyone that they're there. This poses a problem for Richie because nobody believes he actually knows them.

Richie is forced into being a disc jockey at a local radio station when one there suddenly quits. His boss informs him that he has the potential to become the next Wolfman Jack, and Richie begins to develop an inflated ego and neglect his friends.

Fonzie asks Richie to watch after his girl, Denise, while he's out of town at a demolition derby. Denise, upon hearing what Fonzie's asked Richie to do, decides to test Richie's trustworthiness. Richie succumbs to temptation and makes out with Denise at Inspiriation Point, but he later finds out that she has mononucleosis.

Richie, Potsie, and Ralph go on a trip to Chicago with the school choir. Not wanting to stay in their hotel room all night, they decide to sneak out and see a show.

With Howard's hardware store about to face new competition, the Cunninghams decide they need to rent the room above their garage to generate extra income. Howard is shocked when Richie rents it to Fonzie.

Fonzie finds his his bike in pieces, and the search is on to find out who did it.

Worried that he's losing his cool, Fonzie attempts to jump 14 garbage cans on his motorcycle. The stunt will be televised on You Wanted to See It.

Fonzie crashes after a successful attempt to jump 14 garbage cans on his motorcycle and faces surgery to remove torn cartilage in his knee.

Needing to make a good impression for a prospective business deal, Howard asks Richie to take the ""Prince of Porcelain's"" daughter out on a date. Richie, however, already has big plans and asks Potsie to take his place and pretend to be him.

After being embarrassed at Arnold's by a couple of hoods, Richie wants to take a jujitsu class to learn how to defend and stand up for himself.

Because the high school was vandalized, Officer Kirk imposes a curfew. Richie suggests that they demonstrate against the curfew, get arrested, and fight it in the courts. While Richie, Potsie, and Ralph are in the restroom at Arnold's discussing their plans, the lights go out, and they discover they are locked inside after Arnold closes up for the night.

At his 45th birthday, Howard realizes that his life has been very dull up to this point, and he attempts to run away to Tahiti.

Fonzie poses as a police officer in order to stop a rumble between two rival gangs.

With Richie in a dating slump, Fonzie sets Richie and himself up on a double date with two of his girls, Laverne and Shirley.

With nothing to do for the Easter holiday, Richie, Potsie, and Ralph decide to rent a cabin at Lake Whitefish. They pretend to be adult businessmen in order to secure the cabin and get girls.

Fonzie provides a drummer, who is black, to play with the band at Richie's party.

Joanie develops a crush on Potsie after he sings to her at Arnold's.

Convinced that no girl could be attracted to him and that he's useless, Ralph threatens to enlist with the Marines.

Marion, tired of the monotony of everyday house chores, decides to enter a televised dance contest. When Howard won't participate with her, she secretly enlists the help of Fonzie. Arnold unwittingly tells Howard that Marion has been at Arnold's early in the morning with another man, and Howard becomes suspicious.

It's Fonzie's birthday, and past clips are shown as the gang reminisce.

When his garage gets a new owner, Fonzie decides to quit. He is unable to find another job as a head mechanic, but, with Howard as his inspiration, vows to find his true calling.

Needing money to get tickets to a big football game, Richie, Potsie, and Ralph decide to babysit 15 children on the night of Mardi Gras.

With Potsie away, the guys try to get Fonzie to take his place as the band's singer for the Senior Dance.

Fonzie takes Howard to court after Fonzie's pigeon cage falls through the roof of his apartment during a blizzard. Fonzie claims the weight of the snow caused the roof to collapse while Howard claims it was the pigeon cage.

Richie, Potsie, and Ralph stage a beauty contest at Arnold's in order to meet girls. They plan to enter a plant into the contest who won't accept the prizes when chosen as the winner. Richie is uneasy about this but reconsiders when a cheerleader he's interested in enters.

Spike is an accomplice during a burglary at Arnold's, and it is up to Fonzie to set him straight.

Fonzie is forced to wear glasses after Ralph's father discovers he has astigmatism.

Arnold asks Fonzie to be the best man at his wedding, but Fonzie is resistant to the idea because of the "Fonzarelli curse." Arnold's fiance calls the wedding off when she thinks she'd be holding back Arnold's career.

Fonzie reunites with an old flame, Pinky Tuscadero, who is in town to perform motorcycle stunts at a demolition derby.

Fonzie assesses the damage to Pinky's car, and Richie asks Howard to delay the start of the demolition derby.

Though he's up against the two Mallachi brothers by himself, Fonzie is able to win the demolition derby. While waiting at the hospital for Pinky to be released, Fonzie tells Richie that he loves her and wants to marry her.

After having been in several fights recently, on the advice of the Cunninghams, Fonzie agrees to see a psychologist.

Fonzie's friend's pregnant wife stays with Richie at the Cunningham house while the rest of the family is away on vacation.

Potsie saves Fonzie from a fire at the garage. Out of gratitude, Fonzie grants Potsie any one favor, and Potsie wants to pal around with the Fonz.

To allow Richie to have a night alone with his girl, Fonzie allows him to use his apartment and claim it as his own. Fonzie needs some rest, so he sleeps in Richie's bed without Howard, Marion, and Joanie knowing.

Joanie enlists Fonzie to be her partner for a marathon dance at Arnold's. She desperately wants to outlast cheerleading captain Jill Higgins who had cut Joanie from the squad earlier. Prior to the dance, however, Fonzie's motorcycle breaks down, and he is forced to push it for 12 miles.

Richie, wanting to become a tough reporter, sets out to investigate the food at Jefferson High. During his investigation, he discovers that Fonzie is afraid of liver.

Kirk, the new acting sheriff, tries to exert his power by forcing Fonzie to leave town.

Richie falls in love with a Wisconsin Cola poster girl and poses as a successful hardware businessman in order to meet her.

Fonzie meets an older woman whose car he fixed and agrees to meet her the next day for doubles tennis at a country club.

Richie and the guys organize a time capsule for a school project. Howard agrees to let them use the vault at his store for the capsule, and Potsie accidentally locks them all inside.

To get some publicity, Al tries to have someone break a world record at Arnold's. Meanwhile, Fonzie's cousin, Angie, is in town for a visit and proves to be extremely clumsy.

Richie makes a lucky shot to win a basketball game and suddenly becomes a big hero.

Not having enough to do now that Richie and Joanie are growing up and because she feels as though she's a slave to Howard, Marion gets a job waitressing at Arnold's.

The gang organizes a surprise party for Howard and Marion's 20th anniversary as clips from previous episodes are shown.

The guys discover that Fonzie has been going to night school so that he can graduate with them. Marion gave them this information, and she becomes worried that Fonzie will be angry with her for telling.

After passing make-up health exams and getting permission for Fonzie to participate, the guys arrange for aspects of the graduation ceremony to be sped up in order to accomodate the inclusion of Fonzie's speech.

Richie, Fonzie, Potsie, and Ralph receive notices from the army to report for physicals.

Thinking her life is dull and that she's always treated like a little kid, Joanie wants to join the Red Devils' gang.

Howard comes up with the idea for a trash compactor, and Fonzie becomes his partner to help him build it. They become very excited about the success they could achieve and present "The Gulper" to a corporation for consideration.

Fonzie gets a dog, and she escapes when Ralph and Potsie accidentally leave the gate open. Ralph tells Fonzie that the dog, Spunky, was stolen.

Ralph takes bets on football games at 10:1 odds. The Green Bay Packers pull out an unexpected win, and Ralph owes a lot of people a lot of money.

After crashing in a stock-car race, Fonzie begins to worry about what will happen when his number comes up. Al suggests Fonzie seek the guidance of his brother, Father Anthony Delvecchio.

A Hollywood talent scout, needing a mechanic for his limousine, sees Fonzie at Arnold's and thinks he could be the next James Dean. The Cunninghams, Potsie, and Ralph go to Hollywood with Fonzie for his screen test.

Fonzie takes his screen test with Richie as his reading partner. The director loves Fonzie, but the studio is more impressed with Richie and offers him a contract.

Fonzie faces jumping a caged shark on water skis, and Richie decides whether or not he wants to sign the Paramount Pictures contract he was offered.

Facing a dating slump, Fonzie suggests that Richie go to the library to meet girls. Richie meets Lori Beth Allen at the library who invites him to her dorm room.

After Chachi is caught by a truant officer, Fonzie and Richie arrange for Joanie to tutor him. He gets caught cheating on a test and, as a result, gets suspended from school and gets in hot water with Fonzie.

Fonzie has to have his tonsils removed and will miss a big Halloween party.

Richie, Potsie, and Ralph get an apartment of their own.

Pinky Tuscadero's younger sister, Leather, comes to Milwaukee looking for a gig. Al gives her and her group a job at Arnold's after a successful audtion, but Officer Kirk threatens to shut the place down after learning of Leather's troubled past.

After Howard refuses to let Joanie go on tour with Leather, she follows through with her threat to run away from home.

Fonzie is invited to a socialite dinner party, but the people who invite him do so thinking Fonzie will make a fool of himself.

Richie, Potsie, and Ralph want to join the best fraternity on campus, but they have to survive ""Hell Week"" first.

Ralph is caught with the girl of the football team's star fullback, Rebel E. Lee. Instead of a fight, Fonzie arranges a boxing match between Rebel and Ralph to settle their dispute.

After getting a ""D"" on a paper for his investigative reporting class, Richie decides to do a story about the corrupt sanitation department that is forcing Howard to pay a weekly surcharge.

Howard's father comes for a visit after being forceably retired as a captain of detectives due to his age. Not wanting to sit around, he gets a job at Fonzie's garage. After one day, Fonzie, not having the heart to do it himself, asks Howard to fire his father.

After one date with Jennifer Jerome, Potsie wants to ask her to marry him. Howard suggests that they get pinned instead, but, after asking her, Potsie suddenly backs out.

Joanie is set to go on her first car date, so Fonzie and Richie show her how to counter any advances her date may make toward her. Joanie says she may not want to counter his advances and would like to experience her first kiss.

When Marion's friend is dumped by her husband for a younger woman, Marion begins to think that Howard may do the same to her.

Lori Beth reports that Richie isn't moving after they crash his new motorcycle.

Fonzie's dog, Spunky, appears depressed and distant. After a visit to the veterinarian, it is determined that Spunky's problem is mental.

Joanie daydreams about the gang singing romantic Valentine's Day songs.

Richie tells Chachi the story of how he met Fonzie in order to convince him that joining a gang is a mistake.

An alien, Mork from Ork, comes to earth looking for someone average, or humdrum, to study and picks Richie.

Lori Beth has to write a term paper on the typical, middle-class family, so she interviews each Cunningham family member as well as their friends as clips from past episodes are shown. Fonzie says he'll tell Lori Beth something nobody knows about the Cunninghams.

Fonzie's girlfriend is a moderately successful ballet teacher, but Fonzie has trouble accepting that she may be happier as a professional performer in New York.

Al is to receive a man-of-the-year award from the Sons of Italy, but he doesn't have a date. Fonzie sets him up with a meter maid, and she agrees to go with him to the banquet.

Richie and Lori Beth have a fight and break up before going on a weekend trip where the band is backing up Leather and the Suedes. Meanwhile, Howard and Marion argue about women's rights.

Fonzie and Howard are picked for jury duty. The case appears cut and dry, but Fonzie isn't so sure. Meanwhile, Richie, Potsie, and Ralph practice for a fraternity festival, and Marion is to hold a paint sale at the hardware store in Howard's absence.

The entire gang goes to Colorado to help Marion's Uncle Ben at his dude ranch. They have to come up with enough money in five days to pay off Ben's neighbor who holds a note on the ranch. They also will have to keep the ranch up and running.

The gang stages a rodeo in an attempt to raise money to pay off the note H. R. Buchanan holds on Marion's Uncle Ben's ranch.

Richie is able to stop the out-of-control horses that are pulling a wagon Joanie is in. With the deadline looming, the gang is still short $1017.38 for H. R. Buchanan's note, so Fonzie volunteers to ride a killer bull for a $1000 prize.

Al accidentally hits Fonzie in the head with a serving tray, and he becomes blind as a result.

Richie makes up a story to tell Lori Beth when he's actually escorting a baton twirler to the fraternity dance.

Fonzie and his girlfriend's son are getting along together as if they were father and son, but his girlfriend reveals that she and her estranged husband are getting back together.

Joanie thinks she's found true love in Jefferson High's star quarterback. However, she sees him sweet-talking another girl, breaks up with him, and is faced with not having a date for her sweet-sixteen party.

Richie is writing a story about fears and phobias, and he finds out that Ralph is afraid of nearly everything. While Richie, Potsie, and Ralph are visiting a professor whose specialty is fear, lab mice become agitated. The professor concludes that it is a sign that a tornado is coming.

Al fears an old lady has cursed him.

Al thinks about taking on an investment partner to create an Arnold's franchise. When Al suggests consulting an accountant and lawyer before they complete the deal, the man he's dealing with calls in his goons to threaten Al.

Fonzie comes to think that he is allergic to girls.

Upset that the rest of the family is watching a football game instead of helping her prepare the Thanksgiving dinner, Marion reminds them of the meaning of the holiday with the story of the first Thanksgiving.

Richie is falsely accused of being the Kissing Bandit.

Howard and Al are co-chairmen of a Leopard Lodge fund-raiser. When the magician/escape-artist they hired injures himself while attempting the milk-can escape, Fonzie suggests another magician, the Amazing Randi.

Richie, who is running for class president, gets his picture taken at a massage parlor by his opponent. Richie thinks his campaign will be ruined if the picture gets out.

Fonzie receives a Christmas gift from his father but is reluctant about accepting and opening it. Meanwhile, Richie and Lori Beth argue about what they've spent on each other's gifts, and Joanie is upset at Howard for getting an artificial tree.

Joanie starts smoking to fit in with a club she's recently joined. Howard initially forbids her to smoke but, eventually, allows her to make her own decision. He is disappointed to find her smoking again later that night.

Richie temporarily takes over a local newspaper's advice column but only tells Fonzie about it. Potsie and Ralph, in an attempt to solve their continuous bickering problem, write in to Richie's column. Richie, via the column, suggests they literally draw a line down the center of the room and for Ralph to stay on one side and Potsie on the other.

Leather and the band audition for a television music show and are turned down. Leather's song, however, is stolen and recorded by another band.

It's their 23rd anniversary, and Howard and Marion are angry at each other over a rate-your-mate test they took in a magazine. Richie, Fonzie, and Joanie have arranged for them to take a second honeymoon. Marion angers Howard even further when she wants everything to be exactly the same as it was on their first honeymoon.

Ralph asks Leather to the annual military ball. Ralph, under the advisement of Fonzie, learns to act like a serious gentleman, and Leather, under the advisement of Marion, learns to dress and act like an elegant lady.

Meanwhile, Marion continuously beats Howard at various board and card games.

Fonzie discovers thousands of dollars in counterfeit money hidden in a casket inside of a hearse he is working on. When he doesn't return from the funeral parlor after bringing back the hearse, the guys fear the worst.

Fonzie survives an explosion at the garage triggered by the counterfeiters. The counterfeiters don't know that Fonzie has survived, so a phony funeral is staged at their funeral parlor to entrap them.

Mork returns to 1950s Milwaukee to learn about relationships in this fifth anniversary retrospective episode.

A fencing champion from France visits UWM for an exhibition. After he insults Joanie and America, Richie challenges the champion to a duel.

Needing extra money, Chachi begins selling Incredo-Wax, a miracle product that will shine anything. Unfortunately, it has disastrous side effects and ruins everything it touches.

Facing failing his anatomy final, Potsie threatens to quit school. Fonzie tells him to use music as a tool to help him with the exam.

Meanwhile, Joanie and Howard are at odds over her less-than-stellar report card, and Fonzie needs a new pair of boots.

The Cunninghams and Fonzie go on vacation to Lake Pinewood. Richie and Fonzie get together with two lonely milkmaids, and, when their father catches them in his barn with his daughters, he says they will have to get married.

The crossover continues on Laverne & Shirley S05E01 Shotgun Wedding (II).

Wanting to be treated more like an adult, Chachi sells his soul to the devil. In order to get him out of it, Fonzie has to go 24 hours without receiving a kiss from a girl.

The merchant seamen are in town, and with them is Rico, a sworn enemy of Fonzie. Fonzie is primed to fight, but Father Delvecchio makes him promise not to.

Marion forgets to set the parking brake in her car, and it rolls down a hill and through the wall at Arnold's. To show Howard that she is a responsible person, she goes to court to take full responsibility for her actions. She phones Fonzie at Arnold's and says she is in jail.

Wanting to have some money of his own, Richie gets a job loading papers for The Milwaukee Journal. A man named Frank, who works in the same department, doesn't like Richie right from the start.

Angry with Lori Beth about her wanting him to wear a Humpty Dumpty costume for a Homecoming parade, Richie goes to a bar to be alone. He meets a young woman there and finds they work in complementary fields. The woman asks Richie to go with her on a trip to Venice, and he accepts.

Marion is a star in a community theatre play, and her director/co-star begins to make unwelcome advances toward her.

Howard puts on a burlesque show for his Leopard Lodge with the hope that it will earn him the honor of being the Grand Poobah. The show is in jeopardy of being halted when the girls hired for the show are snowed-in in Buffalo, New York.

In a somewhat rebellious move after Howard and Marion won't let her go to Chicago for a concert, Joanie decides to become a model. However, she is unaware that the studio shoots nudes.

Richie is chosen the 1961 Delta Gamma King and acts like a jerk after receiving the honor. However, nobody knows that the reason he acts the way he does is a result of someone slipping a pill into his ginger ale. The next day, everyone is angry with Richie, but he is confused because he doesn't remember anything that happened after being crowned king.

Unknowingly, Richie, Potsie, and Ralph are invited to a party hosted by the She Devils gang in which the Devil who brings in the biggest nerd wins a $100 prize. After Richie discovers the purpose of the party, he and the guys head for the door. However, several Devils come in carrying a sack containing a guy who jilted the sister of the gang's leader. The guy is Chachi.

A wheelchair-bound man, injured by a drunk driver, answers Fonzie's want advertisement for Bronko's Auto Repairing and is hired. He drives Fonzie crazy and is rude to everyone he comes into contact with.

Milwaukee's East Boulevard Business Association, led by Howard, wants to build an expressway off-ramp through Inspiration Point. Everyone does their best to stop the construction and save Inspiration Point.

After initially being reluctant to go through with it, Howard agrees to have a second wedding where he and Marion will renew their vows.

The guys and their girls go on a camping trip for their Spring vacation. Under Richie's leadership, everything seems to go wrong and nobody has a good time.

Joanie is unsure about whether or not she wants to go with her boyfriend to The Alamo, a special section of Inspiration Point.

Chachi accidentally sets Arnold's on fire, and Fonzie, Potsie, and Ralph are trapped inside.

As 50/50 partners, Fonzie and Al are at odds about various aspects of the new Arnold's and threaten to not build it at all.

After hearing from a former employee about the wonders of television advertising, Howard thinks it will help his hardware store. He hires someone to handle the advertisement who guarantees a 40 percent increase in business in exchange for complete control of the project.

Fonzie meets a deaf woman at the electric company office where he is attempting to straighten out a billing error for Howard. He gives Richie the indication that this girl may be the one.

Joanie thinks Chachi is losing interest in her, and Chachi thinks Joanie isn't taking him seriously. On the advice of Lori Beth, Joanie invites Chachi over for dinner on a night where she is babysitting Potsie's cousins. Chachi tells Al that he's finally going to make his move with Joanie.

Richie goes to a Leopard Lodge convention with Howard in Chicago despite wanting to go to a Bears game with Potsie and Ralph.

Potsie secures an audition as a singer for a local club. The potential success goes to his head, and he treats those around him as inferiors.

Howard's Uncle Joe, after reading Richie's report on the 1920s, tells him a story about what really happened during Prohibition.

Ralph's parents are getting a divorce, and Ralph becomes depressed.

Meanwhile, Marion practices for her upcomming role as the witch in a Hansel & Gretel play.

Howard feels that Joanie has been seeing too much of Chachi lately, so he offers her her own phone if she agrees not to see Chachi for two weeks. Joanie and Chachi sneak off to a concert in Chicago and have to stay in the same room, the honeymoon suite, at a motel because it is the only one left.

Fonzie is given the job as teacher of auto mechanics at Jefferson High School. He gets frustrated when his students don't pick everything up as quickly as he did when he was a kid.

Lori Beth receives a letter from Richie in which he proposes marriage. She has to go to Greenland for the wedding, but doesn't have the money to make the trip. Marion goes on a show called Dreams Can Come True in which three women tell their stories of tragedy. The winner has their dream come true, and Marion hopes she can win the money for Lori Beth.

Roger Phillips, Marion's nephew, comes to Milwaukee to become an English teacher and the basketball coach at Jefferson High School. He gets off on the wrong foot with Fonzie after he inadvertently empties his locker, insults him, and crashes into his motorcycle.

Despite Howard's objection, Joanie decides to buy a car because she and Chachi are tired of having to double-date, and Chachi cannot afford to buy his own.

On Christmas Eve, a terrible blizzard traps Howard and Joanie at the hardware store and Fonzie, Potsie, Chachi, Jenny, and Roger at Arnold's.

Fonzie wants to win the ""Teacher of the Year"" award to spite a fellow teacher.

Al announces that he's given up his search for Rosa Coletti, a woman with whom he was involved 20 years ago. However, he receives a letter from his mother saying that she's found Rosa and that she'll be coming to Arnold's next Saturday night.

Chachi tells Fonzie that his motorcycle has seen better days, but Fonzie refuses to junk it. He finally decides to get a new bike after crashing his old one but has to save his money a little longer. Joanie suggests to Chachi that they all pool their money with Fonzie's to surprise him with a new bike for his birthday.

Meanwhile, Arnold's has a new cook, but Fonzie's sixth sense tells him that something isn't right about him.

Fonzie comes down with a terrible toothache but refuses to see a dentist. Meanwhile, Howard is upset about Joanie's choice of attire for a wedding she's attending.

After a day of everyone asking favors of him, Fonzie has a nightmare about a mad scientist draining his cool.

Chachi becomes jealous after seeing a kissing scene involving Joanie and another actor during rehearsals for a school musical. Fonzie also considers quitting as director.

After Jenny's date dumps her before a big masquerade ball, Fonzie agrees to take her. They dress as a bride and groom and, as part of a talent portion of the party, have a make-believe wedding. However, since the captain of the boat performed the ceremony, the marriage may be legal. Roger believes they can get the marriage annulled if Jenny agrees to it, but, instead, she comes into Fonzie's apartment carrying suitcases.

Because she's never been to his house or met his mother, Joanie thinks that Chachi is ashamed of her. Fonzie invites the Cunninghams over to the Arcola's for dinner on Chachi's behalf. Fonzie surmizes that Chachi is embarrassed of his mother and uncle and of the fact that they're poor.

Fonzie is shot, presumably by Potsie, during a weekend trip to Potsie's uncle's cabin. Fonzie, Chachi, and Roger each describe their versions of what happened.

Potsie falls behind on his rent and is forced to move back in with his parents. However, after learning that Lori Beth's roommate likes men who live alone, Potsie has to stay in his apartment. He tells Fonzie that he can get quick cash but won't say how.

Chachi discovers a great basketball player who recently transferred to Jefferson High. However, he initially holds back when performing for Roger and, suddenly, changes his mind about being on the team when his father orders him home in the middle of a practice.

Desperate to get Chachi on the school's basketball team, a scout for Eastern Florida University offers him a scholarship and several other superfluous perks - including a cheerleading scholarship for Joanie. Fonzie is extrememly excited for Chachi, but Howard and Roger think the scholarships are too good to be true.

Richie and Lori Beth want to get married, but Lori Beth cannot go to Richie's base until they're already married. Roger suggests that they have a ceremony in which a proxy stands in for Richie because he can't be there in person. Fonzie volunteers to be the proxy.

Marion hurts her back before a big bowling game, but Howard finds a new partner in the lovely Fern Flagg. He had told Marion that she was an old spinster woman. Marion and Fern meet each other, and Marion is furious at Howard for lying to her about Fern's appearance.

Meanwhile, Jenny receives a product in the mail called the Ajax Bust Builder.

Fonzie takes his auto shop class to an out-of-town junkyard and meets a waitress at a diner whom he thinks is his mother.

Chachi struggles with an essay on the causes, hardships, and influences of immigration until Fonzie tells him several stories in a series of musical vignettes.

Joanie prepares some home movies to send to Richie. She mentions that she and Chachi have had their problems over the summer. In the movies, Lori Beth announces that she's going to have a baby, Al's mother visits for the entire summer, Howard is consumed with Braves baseball, and Fonzie and his former gang, the Falcons, get ready to settle old scores with a rival gang.

Fonzie's Falcons and their rival gang, the War Mongers, attempt to settle their old scores with a game of softball. The outcome is disputed, so they end up rumbling. Marion confronts Howard about his anxiety over becomming a grandfather, and Chachi continues to try to make up with Joanie.

Al tells Chachi about his dull, mundane life, so Chachi suggests that he ask his mother out. He shows up at Arnold's the next night disheveled and tells Chachi that his mother is already seeing someone. Chachi is shocked and vows to get to the bottom of it.

Chachi tells Joanie that he wants to date other girls and soon realizes that he's made a big mistake. He tries to straighten things out with her, but she goes out on a dinner date with another guy.

Lori Beth asks Fonzie to be her coach in a new birthing method called natural childbirth. He's fully on board until he learns he has to be in the delivery room with her.

Fonzie and Roger are dating the same girl but don't know it. Meanwhile, Joanie is upset that she and Chachi don't go out as much as they used to, and Howard and Marion argue about love letters he wrote to her.

Fonzie substitutes for Roger in his hygiene class, and, as a prank, the students hide the lesson plan and tell Fonzie they're learning about sex. Roger is later informed that he will be fired as a teacher as a result of Fonzie's teachings.

In order for Jenny to join the Rondells, a popular club, she has to steal a statue from Pfister Park and bring it to their clubhouse. Joanie is there to help, and they are both caught by Officer Kirk.

Fonzie is rejected several times by a new teacher at Jefferson High. After he kisses her in a final attempt to win her over, she screams and runs out of the house. Roger talks to her and finds out that she is a nun.

Joanie takes care of Richie Jr. for the weekend while Lori Beth visits Richie in Greenland, Howard and Marion go to New York on business, and Fonzie is away at a teacher's convention. Jenny invites several people over for a party against Joanie's wishes. On top of that, the boiler breaks down.

Dateless for an upcomming concert, Jenny is set up with Eugene Belvin by Joanie and Chachi. They, along with Fonzie, try to make Eugene appeal to Jenny by making him seem more manly.

Joanie has to decide where she wants to go to college: UCLA or the local UWM. She wants to go to UCLA, but Howard very much wants her to go to UWM, even offering her a new car as incentive. After much deliberation, Joanie announces that she's not going to college at all.

After seeing reports on television, Al feels compelled to visit the South to take part in an upcoming freedom march. Fonzie, concerned for his friend's well-being, decides to go with him.

Meanwhile, the Cunningham's television set is broken, and, while it is away being repaired, Howard suffers withdrawal symptoms.

Fonzie and Chachi's grandmother becomes very upset at them for suggesting that she move into a retirement home after they observe some signs of senility.

Al is chosen to head the Leopard Lodge's annual Poobah Doo Dah when he says he can get his distant cousin, Frankie Avalon, to perform. However, as Al is auditioning other acts to round out the show, Avalon calls to say he can't make it.

Initially furious that the music teacher, Cynthia Brannigan, hires the Boston Conservatory Orchestra for the annual Jefferson High concert, Fonzie changes his tune when he realizes that famous composer Tchaikovsky was very much like himself. Fonzie decides to get the entire Jefferson High gang to like classical music.

The gang tries to get the Lone Ranger, Fonzie's idol, to appear at his birthday party. Meanwhile, Fonzie thinks about becomming a one-woman man.

Roger seeks Fonzie's advice regarding his love life, Joanie and Chachi write a song for their band, Potsie tries to get into the Leopard Lodge, and Marion is the lead in her theater group's musical.

Roger's family sends his brother, Flip, to Milwaukee with the hope that Roger can straighten him out. Roger entrusts Flip to pick up Marion after he attends a Fats Domino concert, but he skips the concert to hang out with some hoodlums and leaves Marion to walk home in the cold.

After a day of fishing with Howard, Chachi gets to thinking about his future when he realizes that being a success in the music business is a long shot. He leaves the house determined not to come back until he finds a career that would be sufficient to support Joanie should they get married one day. He tries his luck at being a salesman.

Jealous of Joanie's friendship with a new girl in school, Mikki, Jenny spreads a false rumor that Mikki is pregnant. As the rumor circulates, Fonzie is added to it as being the child's father.

After a month of dating, Al wants to ask Chachi's mom to marry him. Being an old fashioned guy, Al asks Chachi's permission. He grants it but doesn't think she'll want to marry Al.

It's love at first sight for Fonzie when he sees a woman in a store as they pass each other on the escalator. Potsie happens to know who she is (Ashley Pfister), and Fonzie vows to find her and make her his.

Joanie and Chachi come back to Milwaukee after spending the summer in Chicago. Joanie wants to move there to be with Chachi and to continue their music career. After telling Howard and Marion her plans, which include attending Northwestern University, Howard refuses to let her go.

Now that Joanie, Lori Beth, and Richie Jr. have left the Cunningham house, Marion looks to find ways to cope and occupy her time. Meanwhile, Fonzie isn't able to run Arnold's by himself in addition to his garage and teaching duties, so he looks to sell his half of Arnold's.

In an attempt to get Ashley's young daughter, Heather, to warm up to him, Fonzie takes her to the circus. Meanwhile, K. C., Howard's niece, moves in with Howard and Marion while her parents look for a new boarding school. Marion asks Howard to consider letting her stay permanently.

Fonzie receives a good citizenship award from the Milwaukee Chamber of Commerce, but the ceremony is interrupted by a disgruntled childhood classmate of the Fonz who's been waiting 17 years for his revenge. They agree to settle their differences, but Ashley asks Fonzie to promise not to fight.

Joanie and Chachi have the opportunity to appear on a television music show but learn that their format is folk. Meanwhile, Fonzie is upset that folk music seems to be replacing rock and roll.

Fonzie pledges his love to Ashley but risks losing her when he allows an old girlfriend to spend the night at his apartment. Meanwhile, Howard teaches K. C. to drive.

Marion encourages K. C. to date, so she accepts an invitation to Arnold's Gala Costume Ball from Melvin Belvin.

Facing competition from a hardware store at a new mall, Howard says he'll have to close Cunningham Hardware.

When Heather asks Santa to patch up the rift between her mother and grandparents, Fonzie decides to make her wish come true. Meanwhile, K. C.'s parents visit for Christmas, and a rivalry between Howard and his brother reignites.

Roger's old flame from his school days shows up, and Roger cannot resist her. Fonzie attempts to prevent her from breaking his heart again.

Ashley receives an invitation to her estranged parents' wedding anniversary party. She doesn't want to go, but Fonzie insists.

Roger tries to convince Flip to stop drinking and hanging out with guys that do. Flip doesn't take his advice, and he and his friends accidentally hit Heather with their car.

Meanwhile, Fonzie auditions barbers to replace his who recently died. Also, Jenny, K. C., Bobby, and Melvin are in charge of decorations for the Winter Carnival.

Fonzie hires a convict, via a work-release program, to be a mechanic at his garage. After the convict, Jim, sees K. C. perform a song at Arnold's, she invites him to dinner. Howard stops K. C. from seeing Jim after Fonzie informs him and Marion of Jim's felonious past.

A record producer hears a demonstration tape of Joanie and Chachi and is eager to sign them. However, Chachi has an argument with Mario, a member of the band, and says they're breaking up.

During a celebration of Fonzie and Ashley's six-month anniversary of their first date, they recall the events of that evening.

It's Heather's birthday, but Fonzie (along with Potsie and Roger) has to report for the Army reserves. He promises Heather that he will be at her party, but he didn't count on Officer Kirk being the commanding officer.

Fonzie and Roger miss their flight to Minneapolis for a teacher's convention, so they agree to go with Potsie's uncle, Omar, who has a small plane he uses for crop dusting and spreading ashes. Omar jumps out when there is trouble with the engine leaving Fonzie and Roger by themselves with no parachutes.

Fonzie is the best man at the wedding of an old pal, but the bride-to-be stops the ceremony after spotting Fonzie. Meanwhile, K. C. awaits word about a part in the school musical.

Fonzie babysits Heather when Ashley leaves for a tax seminar, but his attention is drawn away by a televised heavyweight title fight leaving Heather resentful toward him. Meanwhile, Joanie and Chachi return to Milwaukee after Joanie says she's sick.

After deciding to quit the band, Joanie moves back in with Howard and Marion to enroll in a teaching program at the University of Wisconsin. Chachi tries to convince her to stay with him in Chicago after he isn't willing to go with her back to Milwaukee.

Jenny dumps a nice guy to be with a former Olympic swimmer, but K. C. learns that the swimmer doesn't feel the same way about Jenny as she feels about him. Meanwhile, Fonzie wants to have a swimming pool put in the Cunninghams' backyard.

Fonzie finds a note he wrote as a child containing a list of things to accomplish in the next twenty years. On the list is one goal he hasn't yet accomplished: climb Suicide Hill on a motorcycle. The problem is that he's already tried it and failed.

New events in Joanie's life cause Chachi to resent her for not having enough time for him. Each has their own solution: Joanie wants to break up, and Chachi wants to get married.

In an attempt to help Fonzie move on after his break-up with Ashley, Potsie, Chachi, and Roger take him on a retreat to a singles resort. However, to get him to go, they tell him they're going to a sporting camp. When they arrive at the lake, Fonzie discovers what the resort is all about and says he's going to leave. He ends up staying which puts a damper on the rest of the guys' fun.

Richie (with Lori Beth and Richie Jr.) and Ralph return from the army. Howard is able to get Richie an interview with The Milwaukee Journal, but Richie doesn't appear to be interested.

Still upset about having given up on his dream as a screenwriter and having to pretend to be happy all of the time, Richie takes out his frustrations on everyone around him - including punching Fonzie in a bar.

After being nothing more than a coatrack for Fonzie's scarf during a rumble, Chachi enters the city boxing championship tournament to earn his respect. Fonzie is elated when Chachi wins his first fight.

Roger is the new principal of the tough George S. Patton Vocational High School. He thinks he can handle the students there but is sorely mistaken.

Fonzie's long-lost brother from San Francisco, whom Fonzie didn't know existed, tracks Fonzie down in Milwaukee. Fonzie is, initially, happy to have a brother but soon comes to hate him.

Howard decides that it is necessary to build a second bathroom after he's forced to shave at the dining room table. To save money, he decides to allow Fonzie's students to build the room. Howard doesn't realize that the room will take all semester to complete, and this hurts his plan to make a killing in whisper-quiet toilets. He fires Fonzie and the students and says he'll finish the bathroom himself.

Joanie accepts an assistant teaching position at Patton High and immediately encounters trouble when a student has a crush on her.

Fonzie is accused of hitting a trouble-making student but refuses to testify at a school-board hearing. By not doing so, he runs the risk of being ruled against and getting fired.

Howard is jealous and upset when Marion's high-school boyfriend, Frederick, comes to visit. He becomes enraged when Frederick takes Joanie out on a date.

Chachi is hesitant about asking girls out for fear that he will be rejected. Fonzie tells Chachi that girls will ask him out because he has the Fonzarelli power.

Fonzie meets a beautiful woman, Nancy Haley, at his garage while listening to the radio in a beat-up 1955 Chevy. He takes the woman home, but when he goes back to return her purse, an older woman tells him that the Haleys moved out ten years ago when their daughter was killed in an automobile accident.

Howard is offered the vice-presidential position at a large hardware-store chain and considers taking it and moving to New York. Despite nothing being final and Fonzie feeling as though the Cunninghams are pushing him to leave, he decides to immediately move out of his apartment.

After realizing they're dating people that look like each other, Joanie and Chachi decide to meet in order to explore the option of getting back together.

Meanwhile, Fonzie wants to adopt an orphaned boy to whom he's been a Big Brother.

Fonzie's adoption request is reconsidered after a stern talk by Howard to the adoptions administrator.

Meanwhile, Joanie and Chachi continue to prepare for their wedding.

Marion and Joanie take a trip to Mother Kelp's to help her move. From the time they arrive, Mother Kelp does nothing but critcize Marion.

Meanwhile, Howard, Fonzie, Chachi, and Roger spend the weekend playing poker.