The Crass Unicorn/Billy & Mandy Begins The Grim Adventures of Billy & Mandy : Season 5 Episode 13
TV-Y7-FV Cartoon Network 30m
Aired: August 9th, 2006 @ 8:30 PM EST on Cartoon Network
In "The Crass Unicorn" Billy tries to make an unhappy unicorn happy against her will. In "Billy and Mandy Begins" Billy, Grim, and Mandy tell Irvin about how the show began - while hanging over a monster pit.
