Zack, Cody, and Marcus attempt to write a song for the ship's guest singer, Jordin Sparks, to perform, but with less than her best interests in mind. Meanwhile, London meets the winner of a contest where a contestant gets to be London's best friend for a week on the ship, but the winner acts like a brat and also steals London's identity.
- Cameron Escalante as Alyssa
- Dave Secor as George
Special guest star
- Jordin Sparks as herself
- Jordin Sparks performs the song "Battlefield" from her 2009 album of the same name.