"Loosely Ballroom" is the fifty-first episode of The Suite Life of Zack & Cody.
Esteban starts a ballroom dancing class to help earn money for his sister's quinceañera (15th birthday party, similar to a 'sweet 16'). Mr. Moseby schedules a ballroom dancing competition at the Tipton. The gang enters to win money for Esteban's sister's quinceañera.
- Jared Murillo, Ashley Tisdale's then-boyfriend, has a cameo in this episode. He is seen in the dance competition, but is not credited.
- Ashley Tisdale as Maddie Fitzpatrick
- Camilla and Rebecca Rosso, Rip Taylor, Ashly DelGrosso, Louis van Amstel, Cheryl Burke, Alaina Reed Hall, Adrian R'Mante as Esteban