S04E23: Thanks But No Thanks

After learning about Monty and Vanessa's secret relationship, Carl bribes Monty into helping him get some much needed acknowledgement from Monogram. Meanwhile, Candace is ecstatic when she discovers that her neighbor Peggy McGee has witnessed all of Phineas and Ferb's summer antics and is happy to tell Mom about them. Also, Dr. Doofenshmirtz creates its "Inflator-inator" to try to silence his neighbor who plays the bagpipes every day.

Season 4

Vincent Martella
Vincent Martella
Phineas Flynn (voice)
Ashley French
Ashley French
Candace Flynn (voice)
Alyson Stoner
Alyson Stoner
Isabella Garcia-Shapiro (voice)
David Errigo Jr.
David Errigo Jr.
Ferb Fletcher (voice)
Maulik Pancholy
Maulik Pancholy
Baljeet Tjinder (voice)
Bobby Gaylor
Bobby Gaylor
Buford Van Stomm (voice)
Dan Povenmire
Dan Povenmire
Dr. Heinz Doofenshmirtz (voice)
Jeff 'Swampy' Marsh
Jeff 'Swampy' Marsh
Major Francis Monogram (voice)