The Grim Adventures of Billy & Mandy is about two friends who win a bet that forces the Grim Reaper to be their best friend for eternity. With Grim and his magic scythe at their disposal, Billy and Mandy cause all kinds of mayhem and comedy in the town of Endsville and beyond. They commonly encounter supernatural creatures from the Underworld, mythological figures and magical artifacts, with hilarious results. Play free games and watch funny videos from The Grim Adventures of Billy & Mandy on Cartoon Network.