In this crossover episode, the characters from the three shows meet and interact when the S.S. Tipton (from "The Suite Life on Deck") makes a stop in a Caribbean harbor where Alex Russo (from "Wizards of Waverly Place") and her family's restaurant is located. While there, Zack and Cody Martin (from "The Suite Life on Deck") meet London Tipton and the Russo family, leading to humorous situations and magical antics. At the same time, Miley Stewart (from "Hannah Montana") is also in town performing a concert, crossing paths with the other characters and adding to the excitement and interactions between the three shows.