Prankless Regular Show : Season 3 Episode 35
TV-PG Cartoon Network 23m
Aired: August 6th, 2012 @ 7:30 PM EST on Cartoon Network
Muscle Man vows to never prank again when one of his pranks injures Pops. A rivalry park takes this opportunity to attack the park with pranks of all kinds. The only way the park can be saved is if Muscle Man decides to prank again.
