Beaver, Larry, and Whitey begin a pigeon club and they each purchase pigeons of their own. Beaver names his two Miss Canfield and Miss Landers, after his two teachers. However, when Beaver comes down with chicken pox, Wally is forced into caring for them, but soon finds Beaver isn't the only one ill - Miss Canfield and Miss Landers are also ailing.

Beaver learns he has to go to the dentist and that's when his friends tell him some horror stories about the drill the dentist is going to use. This prompts Beaver to become downright scared of going to the dentist.

Ward loans Beaver 25 cents but gives him a dollar, expecting 75 cents as change. However, Larry manages to convince Beaver to loan him the 75 cents and when Larry doesn't pay him back, when he said he was going to, a feud erupts.

Beaver buys a common magic trick but is disappointed by everyone's ""that's nice"" reaction, but he gets a totally different reaction out of Bengie when Larry and Beaver convince him that Beaver has been turned into a rock.

June's birthday has Wally and Beaver fighting over what to buy with the five dollars that Ward gave them. Wally buys her a wallet while Beaver buys an ugly blouse that June kindly thanks him for, but she has a hard time bringing herself to wear it.

While Beaver is staying at the Mondellos, Larry sneaks a peak at his sister's diary and his mother discovers him and yells at him right in front of Beaver. This prompts Larry to run away, to Beaver's house, who secretly hides him in his bathroom.

A pet fair at school has Beaver feeling left out since he doesn't have a pet, but he tells everyone he does, a parrot. Meanwhile, Ward tries to find a pet for Beaver and buys him a hamster.

An old acquaintance of Ward's stops by and offers to paint the trim on the house. However, June and Ward are both apprehensive about the prospect of an alcoholic coming in contact with Wally and Beaver, despite the fact that he says he's cleaned himself up.

Larry is furious when Beaver leaves him out when he joins a club called the Bloody Five. To get revenge, Larry makes up a story that he is starting his own club and that people are waiting in line to join. This prompts Beaver to resign from the Bloody Five and he tries to join Larry's bogus club.

After seeing someone being hypnotized in a movie, Beaver sets out to do the same but Eddie wants to play a trick on Beaver and pretends Beaver has hypnotized him and Beaver gets scared when Eddie doesn't snap out of the trance.

Beaver and Larry find a wallet that contains $89 while on their way to the grocery store to pick up some groceries for June. Surprisingly, Beaver and Larry decide to turn it in at the police station and Beaver finds himself waiting an agonizing week to see if he can keep the money.

Beaver finds himself in a most uncomfortable situation when Fred Rutherford practically plays matchmaker and pairs Beaver up with his daughter Violet. Fred organizes a picnic and invites the Cleavers which is where the situation culminates into Beaver getting kissed by Violet.

Assigned to read one more book before the end of the school year, Ward suggests Ivanhoe, and Beaver reads it and takes the ideas of knighthood and chivalry to heart. He begins defending girls and begins charging his friends to make them knights.

Wally has joined an all male club at school and learns that they are putting on a play and he's not too happy when he learns that the part he's supposed to play is that of a chorus girl. Later, Beaver and Gilbert make matters worse when they stumble upon Wally's costume, a dress.

While coaching Beaver's football team, Wally makes up a secret play and Beaver just happens to mention it to Penny who inadvertently passes it on to the opposing team.

Before leaving on a business trip, Ward asks Wally to look after June and Beaver and Wally does indeed. However, when Miss Landers hears Beaver swear at a bully, Beaver turns to Wally to handle the situation and be a ""substitute father.""

June, Ward and Wally are going out for the evening and not wanting to worry about Beaver, June calls a babysitter, despite Beaver's pleas against the idea.

For $25, Wally buys a car and signs a contract with the owner knowing full well what he's getting, a car that doesn't start. Wally quickly finds himself with more trouble then he bargained for when the lemon becomes a fixture in front of the Cleaver home.

A strange cat appears at the Cleaver's door and Beaver takes it in and feeds it. However, when the owner is found, and the cat is returned, Beaver finds himself with a dilemma. The cat keeps coming back.

Wally's school is having an exchange dance and Wally and Eddie must take girls from a rival school that they chose out of a hat. Eddie asks to trade with Wally and he agrees, like a shot, after seeing the picture of Eddie's intended in a yearbook. Suspicious, Wally soon quickly discovers why Eddie wanted to trade; the girl is a few inches taller than Wally.

Wally and a bunch of other guys are invited to spend the weekend at Scott's cottage on the lake. However, the one thing that could keep Wally from going, Scott just happens to forget to mention, that there will be no parent supervision.

A party is being thrown at the dancing school where Beaver and Wally once took lessons and they're both invited. This prompts Beaver to ask one particular girl who caught his eye, Betsy Patterson, if he could escort her to the dance. However, once at the dance, he finds that Betsy has promised other boys that she would dance with them.

During a particularly awful golf game, Ward happens to break his driver and decides it's not worth repairing it, so he just puts it in the closet. Later, Gilbert talks Beaver into hitting around some golf balls with Ward's clubs and one hit with the broken driver has Beaver thinking he broke it.

Richard has just gotten, as Beaver describes it, a ""keen"" new jacket and this prompts Beaver to ask his parents for one exactly like it. June and Ward are hesitant after learning the price of one but decide to give in. However, when Richard loses his, he coerces Beaver into a plot to trick his parents.

Beaver becomes convinced that he's ugly and unwanted after constantly being reminded how cute he used to be and from being yelled at from his parents at how messy he currently is.

Wally is rounding up some guys to go to an amusement park and he's one short from getting a discount so he settles on Beaver. However, Beaver begins having second thoughts when he hears stories about one of the rollercoasters.

Beaver, Gilbert and Richard find a burro for sale in Mayfield and they each decide to each go in $10 for it. After getting their parent's permission, Richard and Gilbert fight over who gets to keep the burro, which they name Pepe. However, once they get a load of just how destructive a burro can be, they dump the problem of room and board on Beaver.

Beaver agrees to help Richard cart his family's clothes down to the laundromat, however, half way there they discover that Richard has lost the three dollars his mother gave him. This leads him to ask Beaver if he could use the Cleaver washer. They soon find themselves in another jam when the washing machine overflows after Beaver put in too much soap and starch.

Ward allows his car to be driven by Lumpy who must get Eddie, Wally and Beaver to a sporting event in a neighboring town. However, on the way back, Lumpy disobeys Ward's orders and takes a shortcut home.

When Wally has a previous engagement and is unable to babysit, Beaver fills in and quickly finds himself the object of a 10-year old's affection.

Beaver decides to join the basketball team but finds himself trying to live up to Wally's performance. However, after not making the team, Beaver allows his family to believe that he did.

Seeing an ad for typewriters on sale, Beaver talks his parents into letting him get one as long as he learns how to use it. However, Beaver discovers learning to type is not as easy as it looks and soon finds himself making a deal with the shady Eddie Haskell.

Beaver gets a new girl in his class and is instantly smitten. He begins walking her home from school but he soon realizes that the girl has an agenda on her mind. Her sole purpose is to get close to Beaver in order to get close to Wally. This leads Beaver to accuse Wally of stealing his girl.

Wally and Eddie are finally invited to join the barons, the high school's most exclusive club.

Beaver, Richard, Whitey and Alan each buy sweatshirts that have monster faces on the front of them. They like them so much they each decide to wear them to school the next day. However, each one finds that their parents forbid them from wearing such hideous sweatshirts to school. However, Beaver manages to sneak out of the house with his on.

Beaver and his friends are all psyched to go on a camping trip with Gilbert's father as an escort. However, when Gilbert's father suddenly has to work and everyone is down in the dumps that is until Wally agrees to take them. Meanwhile, Eddie and Lumpy decide to secretly tag along and scare the boys with animal noises.

Beaver is scheduled to recieve a football award at a father son dinner being held in the school gym. While talking with his friends, Beaver learns that none of them are planning on wearing a jacket and a tie so when June and Ward insist that he wear one, he adamently refuses.

Wally's new girlfriend Carolyn can't go out to the movies on Saturday night because she has to watch her little sister Susan. Carolyn suggests that Beaver take Susan out to the movies and that they all double date. Not wanting to let Wally down, Beaver decides to go along, despite being nervous.

After coming home late on a school night, Ward and June punish him by not allowing him to go anywhere on school nights. Beaver feels the punishment is unfair and when Eddie suggests Beaver write to an advice column but is disappointed with the response.

Beaver wants to join a record club and asks Ward for the money to join. Fed up with Beaver constantly asking for money, Ward decides to put him on an allowance. However, Beaver is so thrilled with his records he disreguards the bills for them and quickly finds himself swamped with records, a rising bill and not enough allowance to pay for everything.

At school, Beaver gets into an argument with a girl who retaliates by making fun of Beaver's hair, calling him a sheepdog. Incredibly self-concious, Beaver goes out to the store and buys different hairsprays and gels to try to improve his hairdo. He doesn't get the reaction he was expecting when he tries his new hairdo out on his family.

During one of his football team's games, Beaver is sent in and scores the winning touchdown which results in a picture in the paper. Soon, Beaver finds himself swamped with attention and quickly lets it goes to his head. He begins acting like he's better than everyone and begins to alienate Gilbert, Whitey and Wally.

Beaver has been given an assignment in which he must write a autobiography for class but isn't sure about his abilities at writing. So, he convinces a girl, who likes him, to write it for him. When she discovers that he is merely using her, she writes an outrageous life story and hands it in, causing embarassment for Beaver when the teacher reads it in class.

A friend has a car for sale and Wally is interested, however, Ward and June are, as usual, hesitant about the whole thing. Ward decides to give in to Wally and allow him to buy the used car, with the condition that he inspect it first. Ward quickly finds problems with the car and he helps Wally look elsewhere giving Wally tips on the process of used car shopping.

Beaver seems to be on a selfish streak after backing out of a babysitting and later not wanting to do a simple favor for Wally. Ward gives Beaver a stern lecture and soon takes Ward's advice when a tramp comes to the door wanting some kindness. Howver, the tramp quickly takes advantage and helps himself to more than a glass of water.

Eddie agrees to use his new credit card to buy a battery for Wally's car. After Wally pays him back, Eddie uses the cash to buy some clothes. When Eddie's father confronts him about the large bill, he lies and says that Wally didn't pay him back.

Beaver comes home with the news that he applied to appear on a local television show called Teen Forum and he has been accepted. Beaver gets out of classes for the taping and all his classmates are treated to being able to watch him on TV during class. However, what Beaver, his friends and family don't know is that the show tapes each episode a week in advance.

June and Ward have noticed the Wally has been spending quite a bit of his time at the movie theater but it's not to see the movies. He's been eying the pretty young lady who works in the box office. Thanks to Eddie, Wally works up enough courage to ask her out but quickly sees another side to the young lady that is a bit too mature for Wally's taste.

Beaver is all set to go with Eddie and Wally to hook up an AM/FM car radio in Eddie's car, but June stops him and insists he go to the grocery store to pick up the items as he had promised. This leads Beaver to give June the cold shoulder treatment while playing up to Ward.

June and Ward go away for a couple of days and leave Uncle Billy to stay with Wally and Beaver. Beaver quickly realizes Billy runs a much looser ship than Ward and June and feels as if he can get away with more things. However, he's soon in for a rude awakening when he helps Gilbert sneak into the movies.

Wally has his mind pretty much made up about going to Ward's alma mater, State University and he's even considering joining Ward's old fraternity. However, both Eddie and Wally think twice when they hear from a college student that it's the worst fraternity on campus, but Ward has already sent out his letter of recommendation for both of them.

Ward is given two tickets to a baseball game and is faced with an impossible decision: should he take Wally or Beaver? Beaver lets him off the hook when he announces he has plans with Gilbert. However, when they fall through, Beaver changes his mind about the game and becomes convinced that because he's the youngest he gets the short stick.

Eddie is happy to break the news that he plans to spend his summer on a fishing boat in Alaska and this prompts Wally and Lumpy to think about signing up to do the same thing. However, they all get a dose of reality when they discover just what kind of conditions they would be living in.

Wally and Eddie fall prey to Lumpy's practical joking after he plants cherry bombs under the hoods of Eddie's car and Wally's car. Both Eddie and Wally want to get him back but their plan goes awry when they destroy Lumpy's car after chaining it to a tree. All fingers point to Wally after Fred finds that the chain has Ward's name printed on it.

After graduation, an all-night party is set to begin, which has June and Ward very wary. They aren't sure if they should allow Wally to attend. Meanwhile, Wally's date for the party has the same problem. This leads her to invite Wally to meet her folks and put their worries to rest.