Does This Duckbill Make Me Look Fat?

Name: Does This Duckbill Make Me Look Fat?
Director: Dan Povenmire
Released: 2008-08-10
Duration: 11 min
Rating: 8.0

S1 E37 August 10, 2008 0h 11m ★ 8.0

Source:

Overview

Phineas and Ferb create a teleporting machine, but it ends up switching Candace and Perry's brains.