User blog comment:The Klimpaloon/Gasp!/@comment-3006892-20110211023139/@comment-3006892-20110211155111

Shut ups: Several in "The Beak" from Doof, once in "It's a Mud, Mud, Mud, Mud, Mud World" by Doof, once in "Invasion of the Ferb Snatchers" by Candace, though it was more to influence her interest in the movie. Once in "Candace Gets Busted" by Candace. And that's as many as I remember.