Caillou/Fanboy and Chum Chum

Cast

 * Caillou as Fanboy
 * Leo as Chum Chum
 * Mr. Washington as Kyle
 * Little Miss Chatterbox (from The Mr. Men Show) as Yo
 * Billy as Ozvald "Oz" Harmonian
 * Baloo (from The Jungle Book) as Lenny
 * Red Claw (from The Land Before Time) as Boog
 * Garfield (from Garfield & Friends) as Hank Mufflin
 * Numbuh 2 (from Codename: Kids Next Door) as Michael Johnson
 * Tai Lung (from Kung Fu Panda) as Janitor Russ Poopatine
 * Grandpa as Yum Yum