The Grim Adventures of Billy and Mandy · SEASON 1

Billy's Growth Spurt

Episode 18 · 2002-10-04

★ 7.0
The Grim Adventures of Billy and Mandy poster
Season 1Episode 18★ 7.0/10
  • Animation
  • Comedy
  • Kids

Episode overview

Billy eats too much junk food and gets a small growth on his back. It grows and grows until it becomes an evil pint-sized Billy! Can Mandy and Grim get rid of the evil growth before it terrorizes the neighborhood?!

Season 1 episodes