Zack and Cody try to make friends at school. When word gets out that they live at the Tipton, all of the cool kids hang out with them. In the end, the twins find out who there real friends really are. Meanwhile, Carey is practicing dance moves, while London teaches Maddie how to ask Lance out and Maddie tutors London in Math.

A beauty pageant comes to the Tipton Hotel. Cody ends up becoming a contestant, because of a girl he likes to meet. Zack wants him to win, so they could use the prize money for new bikes.

When a rich, cute guy stays at the Tipton, Zack and Cody help Maddie impress him by making him think she's rich. In the end, the guy finds out Maddie isn't rich but he still likes her.

Zack and Max compete in a dance contest. Cody learns how to do magic. Zack injures himself, and Cody has to take his place in the dance finals. Maddie becomes London's servant after London lends her money.

There is a Battle of the Bands competition being held at the Tipton Hotel. Zack and Cody, along with Max and Tapeworm compete against Maddie's band in which has London in the band.

Cody ends up going away to camp. Zack starts to miss him, and has to find a way to get to him. London ends up learning how to drive, with the aid of Mr. Moseby.

London spreads a rumor she started about Maddie, and Maddie accidentally spreads one about London. Cody wants to look different, because people kept on thinking he was Zack. Cody has Zack fill in for him on an interview, because of a certain problem.

Carey needed some help, so Mr. Moseby ends up taking Zack and Cody to a baseball game. Mr. Moseby get into some trouble due to an incident at the game. London sets Maddie up on a blind date, in which Maddie ends up having a really bad hair day.

After getting bad grades on his report card, Zack decides that he needs a way to get good grades without having to study. When Bob, a boy with Dyslexia, shows up in his class, Zack decides that he can pretend to have dyslexia so he can have more time on both tests and reading. Meanwhile, London beats Maddie at chess, and soon Maddie becomes obsessed at beating London at chess.

When the twins find out about a ghost in Suite 613, Zack will stop at nothing to meet the ghost. With some help from Maddie and London, the twins come face to face with the ghost of Irene.

Kurt, a rock-musician and the twins father, comes to the Tipton Hotel for a visit. Kurt will allow Zack and Cody do things that Carey would not approve of them doing. Zack decides to leave the Tipton when he gets in an argument with his mother about his homework, by stowing himself in his father's tour bus.

Zack, Cody, and the entire gang get snowed in at the Tipton. Maddie rigs a "secret santa" bowl so that London will get her a gift.

A girl at school likes Cody, but after he hires Zack to help, she falls for Zack instead. London's dog Ivana and Maddie's dog Scamp fall in love.

The Tipton shoots a commercial. The director happens to be a date of Carey's from 15 years ago whom she left in the middle of the date. He prevents Carey from trying out for the commercial—but in the end, Carey and the twins end up being in the commercial.

Zack and Cody fall for a French girl who can't speak English very well. Meanwhile, somebody steals London's purse and Esteban tries to help.

A food critic is coming to the Tipton Hotel. Cody ends up having to fulfill the duties of being head chef, after the Tipton's regular chef suddenly quits, on a very important day.

The boys end up trying to save a horse, which is no easy task trying to keep it hidden. Maddie loans something that is very sentimental to her to London and is mad at her when London loses it.

Cody runs for class president; Zack decides to run as well, but for the wrong reason. Mr. Moseby gets annoyed with one of the staff members.

Mr. Moseby gets worried when his older brother Spencer arrives at the Tipton for a visit. Zack and Cody buy a bike, but they have to share it. Maddie and Esteban mess with London's horoscope.

Cody is disappointed when he finds out that Zack is doing better than him in woodshop at school. London takes credit for a book that Maddie wrote.

Maddie is having her Sweet 16, and likes to have her party at the Tipton. On that same day, London decides to throw her own bash. Zack ends up trying to figure out what to get Maddie for her special day.

A twins convention is being held at the Tipton Hotel. Zack ends up creating a double date with twin sisters, for him and Cody. London and Maddie end up enjoying a evening with twin brothers.

Mr. Moseby and the Tipton Staff is challenged to a bowling competition, by its rival, Ilsa and her team. Zack is the star bowler for the Tipton, but ends up having to be replaced due to getting grounded. Zack's replacement must overcome his emotional scars, due to a past bowling incident.

Arwin could win a trophy and a kiss from Carey, if he ends up winning an annual competition for "Hotel Engineers"; in which the boys help Arwin train and compete. Maddie ends up getting hired by London to work at her new boutique.

Zack dreams that he has gone back in time to the Boston Tea Party with his family and friends, where an act of protest by Maddie inspires the him to launch a present-day battle to save a historical park in Boston that's being threatened to be demolished.

A hotel guest trips on Zack's skateboard in the lobby. But when the boys find out that's he's lying in order to get free service, they come up with a plan in order to set things straight.

Raven Baxter is stuck in Boston, where she has a vision that something bad will happen to Cody. After warning him, vaguely, he becomes paranoid. Meanwhile, Maddie tries to get London into wearing Raven's dress, but London is too stuck up to do so, until pop star Hannah Montana arrives at the Tipton, and wants to wear the dress herself.

The crossover starts on That's So Raven S04E11 Checkin' Out (I). It continues on Hannah Montana S01E12 On the Road Again (III)

It's International Day at Zack and Cody's school and Zack decides to ask a guest named Kumiko, a Japanese opera singer, to be his project. After Zack loses Kumiko, Carey and the boys must fill in as Japanese singers for a convention being held at the Tipton. Meanwhile, Maddie and London get trapped in London's closet.

Mr. Moseby schedules a ballroom dancing competition at the Tipton to help raise money for Esteban's sister's quinceañera.

Zack convinces Cody, Jessica, and Janice to go see a scary movie, but when it's Zack who gets scared, Cody uses it to his advantage. Meanwhile, London likes a boy so she pretends to be poor for him to like her.

Zack and Cody join the Wilderness Scouts with their leader being Mr. Moseby. Cody becomes jealous when Zack turns out to be a better outdoorsman. Meanwhile, London claims that Maddie stole her former boyfriend and both plead Carey for advise on her "relaxing" day.

When a hawk comes and lays her egg Arwin scares it away and somebody has to take care of it. Cody agrees, and he does a good job at parenting. Maddie tries to protest about getting rid of the bird.

Zack has to take on the responsibility of taking care of Carey and Cody due to them being ill. Cody uses his illness to his advantage by making Zack his servant. Meanwhile, Mr. Moseby makes an announcement about the "Employee of the Month" and it's employees compete for that title.

The twins compete on a game show in which Cody does the mental challenges, while Zack has to do the physical challenges. Maddie mistakenly sends Mr. Moseby an angry e-mail which she tries to retrieve.

When the Tipton holds Health and Fitness week, everyone begins to examine their eating habits. Cody helps Chef Paolo in an attempt to lower his cholesterol, while Carey begins to limit Zack’s sugar intake. Meanwhile, London and Maddie participate in a charity fashion show where they are both criticized about their looks, each taking drastic measures to change.

When a wheelchair basketball team visits the Tipton; Zack and Cody's basketball team plays an exhibition game against them. Meanwhile, Maddie is making a movie for a student film contest. She hires Lance, London and Mr. Moseby, but they're all terrible, so she has to figure out a way to make her movie a success.

After two struggling television writers take inspiration from the Tipton, the gang is flown out to L.A. to serve as consultants on the new show. After the "Zack" & "Cody" actors don't pan out, the twins end up cast as themselves.

Zack & Cody are cast in a TV show based on the Tipton - "How Suite It Is". Maddie and London sneak onto a Old West movie set in an attempt to meet heartthrob Johnny Vaine.

Cody is graduating from 8th grade as class valedictorian. But Zack is horrified to learn that he has to attend summer school and tries to hide it from his parents. Meanwhile, Maddie becomes a camp counselor at a run down facility with less than ideal girls under her wing.

Cody searches for a summer job, and finds a "help wanted" sign at the local mini-mart. When the owner realizes Cody is friends with London, he will only hire Cody if he will set him up on a date with her. Zack discovers he is the smartest student in his summer-school class, all the other kids make fun of him.

The tabloids report London doesn't know how to swim, so she takes swimming lessons. Zack has been offered to work at the hotel as a plumber or to work at a local market.

Zack and Cody wish for superhero powers when they see a shooting star. Their wish comes true and they learn that Mr. Moseby is their villain, who wants to turn all kids into miniature adults.

Zack gets a job at the minimart, but has to deal with Cody bossing him around. Meanwhile, London doesn't know how to present Lance to her friends.

A competing minimart issues a competition to see who can bag items faster, Zack and Cody accept the challenge. Meanwhile, Mr. Moseby's niece Nia is goofing off with London.

When Zack and Cody invite Arwin over for dinner he won't seem to leave. Carey is getting annoyed at him so she forces Zack and Cody to make him go. Meanwhile, Lance dumps London and she wants to find a way to get back with him.

London (even though she can't sing or dance) gets the role of Sharpay in their school production of High School Musical instead of Maddie because Mr. Tipton is financing the director's play "Floss" on Broadway. Zack has to work backstage for detention and Cody gets the part of Troy.

Zack tries to negotiate a better contract for Carey as the Tipton's nightly singer. Nia and London both want Cody's help with their science projects.

A monster-like robot is accidentally released into the hotel, due to the twins. A Halloween party is thrown by London. A typical prank.

Maddie is back and is not getting along with Nia, while Estaban is not getting along with Patrick, and the rest of staff aren't getting along either. So, Mr. Moseby hires a professional to help the team get along. Meanwhile, when Zack causes some customers to leave, he and Cody schedule a bug convention at the Tipton to make it up to Mr. Moseby. However, due to his fear of bugs, he accidentally releases the bugs into the Tipton.

Cody Martin is currently with Barbara, durring music class there is a famouse Russian violinist Sergie, and he starts flirting with Barbara. One of the classmates starts a rumor that states that Barbara and Sergei are moving back to Russia and are going to sell llamas, cody gets extremely jelous.

Zack and Cody each invite a girl over to their dad's empty apartment. Meanwhile, London teaches Esteban how to act rich because his family has seized power in his native country.

Cody helps London with her online video website. Meanwhile, Zack and Mr. Moseby become addicted to a certain video game.

Zack and Cody befriend Travis, a kid whom they rope into helping them impress their dates. They then bail on Travis and go out with their dates, but lets Travis go with the girls instead. Maddie finds a stranger's phone whom she thinks is her crush (because she and the stranger have many of the same interests, which she found out on the lost phone). At the end, the owner of the phone was an old man, but Maddie takes an interest in the old man's grandson.

Maddie, Cody and Zack compete to get the best guest for London's online chat show. Luckily, The Cheetah Girls and Chris Brown are staying at the Tipton, but who will end up winning the competition?

Zack and Cody offer to bring their mother on a week-long vacation to the S.S. Tipton, staying in the King Neptune Suite, which overjoys Carey. However, they neglect to tell her that the only way they could afford the vacation is for Carey to be the cruise ship's singer, although Carey soon finds this out herself. Since Carey does not want to work during her vacation, she offers to pay for her room herself, although the only room she can afford is the "Sardine Suite" (storage room). Annoyed by the few privileges she has from this, she finally agrees to sing, although she falls asleep in the sun and gets sunburn, no longer able to perform. Zack and Cody then perform in her place and do a good job, and get an encore. Meanwhile at the Boston Tipton, London is hosting a 24-hour telethon during her "Yay Me!" broadcast, while raising money for the homeless/hungry through phone pledges. However, a blizzard occurs, which prevents any of London's guests for her broadcast to get to the hotel (since the roads have all been closed). Therefore, they are forced to improvise, which include Mr. Moseby jumping through a hoop like a dog, Maddie and London performing a ventriloquist act, and London spinning plates. However, they soon realize that their internet connection has been lost for over twenty three hours and that all their performances had been for nothing. Instead, they decide to give the left-over food from the Tipton to the food shelter once or twice a week.