The twins become popular when other kids discover they live at the hotel; Maddie tutors London in math.
The twins and Maddie compete in the Battle of the Bands at the Tipton.
Zack and Cody see a shooting star and wish for superhero powers.
When Cody and Carrie catch the flu, Zack has to take care of them. The entire staff of the Tipton Hotel goes crazy trying to impress Mr. Moseby for Employee of the Month.
Zack and Cody accidentally let a robot loose in the hotel; London hosts a Halloween costume party.