The Grim Adventures of Billy & Mandy (Sometimes shortened as "Billy & Mandy" or "Grim Adventures"), created by Maxwell Atoms, is an American animated television series aired on Cartoon Network. The show aired from August 24, 2001 to November 9, 2007. The two main characters, Billy and Mandy, have manipulated the Grim Reaper, here usually called Grim, into being their best friend for eternity after having won a bet over a sick hamster through a game of limbo.