Phineas and Ferb

Journey to the Center of Candace (1x20)

Air date: Feb 29, 2008

Phineas and Ferb build a shrinking submarine so they can go inside Isabella's dog and retrieve a sash the pet ate, but they accidentally end up in Candace's stomach instead. Meanwhile, Perry must stop Doofenshmirtz from destroying people who can't make up their mind.