The Macaulay Culkin Pizza Party Monster Sweatshirt is what happens when you're left Home Alone with nothing to do except plant traps and do drugs. The story behind our boy, Kevin McCallister, is that, after being left home alone for years by his parents, he later was taken in by child services and adopted bamily which was portrayed in the movie The Good Sonew Mr. Highways later, Kevin fell froliff on to rocks, where he had amnesia and was taken in broup of coastal hippies that taught him how to do drugs and sing about pizza. And that's how he became the band known as the Pizza Underground.