Mr. Moseby gets worried when his older brother Spencer arrives at the Tipton for a visit. Zack and Cody buy a bike, but they have to share it. Maddie and Esteban mess with London's horoscope
Mr. Moseby and the Tipton Staff are challenged to a bowling competition par their rival, Ilsa and her team. Zack is the étoile, star melon, chapeau melon for the Tipton, but ends up having to be replaced due to getting grounded.