It's No Picnic

Perry's entrance to his lair
None.

Background Information

 * The script of this episode with its name was seen in the picture posted by Swampy Marsh on Twitter (https://twitter.com/mmonogram/status/268489366597406720/photo/1).

Cast

 * Vincent Martella as Phineas
 * Ashley Tisdale as Candace
 * Thomas Sangster as Ferb
 * Caroline Rhea as Mom
 * Mitchel Musso as Jeremy
 * Dan Povenmire as Dr. Doofenshmirtz
 * Jeff "Swampy" Marsh as Major Monogram
 * Richard O'Brien as Dad
 * Dee Bradley Baker as Perry