PREVIEW FOR TONIGHT: Phineas and Ferb “Agent Doof; Minor Monogram”

Phineas and Ferb are turned into babies by Doofenshmirtz’s Babe-inator, but the crazed doctor soon decides to give up his evil ways and join Perry as an agent for good. Elsewhere, the guys create a colorful fall world; Doofenshmirtz mentors a student.

Guest stars: Jorge Garcia as Rodrigo, Seth Green as Monty Monogram