"The Wrong Stuff" is the seventeenth episode of The Suite Life on Deck.
London holds a competition between Cody and Woody to decide which one of them will accompany her on her trip to the Tipton Space Station. Desperate to win, Cody and Woody each try to sabotage the other during the competition. Meanwhile, Zack is in charge of the senior citizen's activities and meets a passenger who is unwilling to participate in any of the activities. Zack makes multiple attempts to find something he wants to do and finally discovers that he enjoys playing pranks on other people. Together, they try to pull off a series of pranks on the other passengers.
- Phill Lewis as Mr. Moseby and Debby Ryan as Bailey Pickett
- Lillian Adams as Mrs. Pepperman, Gavin MacLeod as Barker, Matthew Timmons as Woody Fink