Recap / Phineas And Ferb Journey To The Center Of Candace

Phineas and Ferb built a shrinking submarine so they could retrive Isabella's sash which her chihuahua Pinky ate. Unfortunately, they ended up inside Candace.

Meanwhile Dr. Doofenshmirtz has a scheme to get rid of people who can't make up their mind.

Tropes

http://tvtropes.org/pmwiki/pmwiki.php/Recap/PhineasAndFerbJourneyToTheCenterOfCandace