The Spy Who Shoved Me The twins help a spy recover a microchip and are shocked to learn what secret information it contains.
Ala-Ka-Scram London develops a crush on the ship's magician and plots to become his assistant. Meanwhile, Zack decides to spend more time with Woody.
In The Line Of Duty Zack becomes a hall monitor and takes his responsibilities way too seriously, sending half the students to detention. Meanwhile, Bailey lands a job working at London's boutique.
Kitchen Casanova Cody fills in for an injured cooking teacher and soon becomes a star chef who is adored by all the girls. Meanwhile, London claims Zack's artwork as her own and sells it.
Smarticle Particles Bailey tries to convince London that a new perfume will make her smarter and help her get a good grade on a math test. Meanwhile, the captain of the female wrestling team becomes the target of a prank played by Zack.
Family Thais London visits her grandmother in Thailand and is shocked to learn that she is a poor farmer who is perfectly happy, even though she has no money or other luxuries. Meanwhile, Zack asks Cody to go on a double-date with him, but Cody doesn't want to betray Bailey.
Goin' Bananas Zack uses one of Cody's old term papers as his own without realizing it details Cody's banana phobia, so the teacher sends Zack to see a counselor to help him with the problem. Meanwhile, London goes through cell-phone withdrawal after her phone is taken away for texting during class.
Lost At Sea, Parts 1 & 2 Zack, Cody, London, Bailey and Woody become stranded on a deserted island after their lifeboat is accidentally released from the ship and drifts out to sea.
Roomies Zack gets a new roommate, Marcus, and discovers that he was a famous child singer and missed out on a lot of fun things. Meanwhile, Cody and Bailey take part in a friendly sports competition.
Crossing Jordin Jordin Sparks arrives on the ship to perform a concert, and the twins write a song for her to sing. Meanwhile, London's alleged biggest fan visits her on board and tries to steal her identity.
Bermuda Triangle Zack and Cody enter an alternate universe when they pass through the Bermuda Triangle and experience what life would have been like if they had not been raised together.
The Beauty And The Fleeced Zack and Woody create a fake beauty pageant to meet girls, and Bailey enters the contest with Cody as her coach.
The Swede Life Zack and Cody visit Sweden to learn about their ancestors and receive some surprising news about them from a local mayor. Meanwhile, Marcus and Moseby get trapped in a furniture store.
Mother Of The Groom Esteban, the Tipton Hotel bellman, comes aboard ship to get married, but his controlling mother disapproves of the union and tries to break them up.
The Defiant Ones Cody gets his friends involved in a series of lies when he tries to cover up his failure to do his homework. Meanwhile, Zack and Moseby get into an argument, but they learn more about each other as a result of it.
Any Given Fantasy The students on ship play fantasy football after Moseby forbids actual football from being played onboard, and London proves to be quite knowledgeable about the game.
Rollin' With The Holmsies Cody tries to solve a mystery involving a stolen book after visiting a Sherlock Holmes museum in London. Meanwhile, London's British boyfriend challenges Zack and Marcus to a game of croquet.
Can You Dig It? Zack awakens the spirit of an ancient princess when he finds her crown near an archaeological site in South America.
London's Apprentice London offers her friends $1 million for an invention her father can market, and they create a multifunctional robot that wreaks havoc on the ship.
Once Upon A Suite Life Zack, Cody and London fall asleep in history class, and each of them dream they are part of a classic fairy tale: London is the evil queen in "Snow White"; Zack is in "Jack and the Beanstalk"; and Cody is in "Hansel and Gretel."
Marriage 101 Miss Tutweiller's students must act like married couples and manage a household for a school project. Cody and Bailey are paired, as are Zack and London.
Model Behavior Zack and Marcus attempt to throw a party with some models on the ship and ensure that the modeling agency owner doesn't find out about it. Meanwhile, Cody mistakenly believes that Bailey is jealous of his former girlfriend.
Rock The Kasbah The ship docks in Morocco and Cody shops for a gift to give to Bailey. Meanwhile, London, Bailey, Marcus and Woody discover a magic lamp and meet a genie who is willing to grant them a wish.
I Brake For Whales Cody and Bailey attempt to protect a pod of endangered whales that are in the ship's path by locking themselves in the wheel house so they can change the ship's course.
Seven Seas News he kids produce a news show for a class, but Zack and Bailey clash as coanchors, London experiences problems with the green screen, and Cody makes a surprising discovery about London while doing an investigative piece.
Starship Tipton The kids travel to the future to save their descendants aboard the Starship Tipton after one of them plays a prank on aliens who then vow to destroy the spaceship.
Mean Chicks Bailey bets London $1 million that London can't go a week without being mean to her. Meanwhile, Cody is attacked by a seagull after refusing to give it a French fry.
Breakup In Paris The kids travel to Paris, where Cody and Bailey plan to celebrate the one-year anniversary of their relationship. Meanwhile, Zack and Woody are pursued by art thieves.