Monkeybone

Monkeybone is a 2001 American black comedy fantasy film that follows the story of a disillusioned cartoonist who ends up in a coma after a car crash. He wakes up in a bizarre waystation for lost souls alongside his mischievous alter-ego, Monkeybone. When Monkeybone takes control of his body and causes chaos in the real world, Stu must find a way to stop him before it's too late.