Phineas and Ferb - Season 4 Episode 2 -

Fly on the Wall: Phineas and Ferb create a giant tire swing contraption; Buford messes with the wiring and creates a ray which turns Candace into a fly; Candace has a perilous adventure trying to get back to the boys to get switched back. My Sweet Ride: Phineas and Ferb complete the reconstruction of Dad's classic car entry for the Doo-Wop Hop event. Perry foils Doofenshmirtz's plot to win the Doo-Wop Hop car show, which involves turning the other entries into rust, by tricking Norm the Robot who is operating the "Rust-inator".