Miles McBeefcake thinks he's just being funny, but really he's a bully. Although, Mr. Doo Doo has already paid him many visits it hasn't stopped Miles from acting inappropriately. Mr. Doo Doo must tear himself away from the beaches of Hawaii to teach Miles yet another lesson. The problem is nothing works. It's time to call in Boss Butt; a giant talking butt that delivers the mightiest of farts. Miles is in the thick of it. Literally; a thick, skunk fish fart. What's he gonna do? Learn the lesson or continue being fart blasted.
Bumper Buttcheeks, a normal mischievous kid, has no idea his bad behavior is attracting the attention of Mr. Doo Doo; a big, talking turd that teaches kids to behave by leaving poops. Bumper doesn't believe Mr. Doo Doo is real and ignores good advice from everyone including his best enemy Miles McBeefcake. Slowly, Bumper realizes the only way to stop the poops is to make better choices. Parents love him, Kids hate him; Introducing Mr. Doo Doo.