But songs like Hard Body sound weak beside the genuine 80s hits by Phil Collins, Tears for Fears and, yes, Huey Lewis, included to mock Bateman’s cultural void. The keyboard-and-bass heavy score is mostly there to provide a vibe, and a constant, larky juxtaposition between the form (a musical!) and the content (slaughter and dismemberment!). And to underpin the thrilling, machine-tooled choreography of Lynne Page, which references aerobic workouts and Janet Jackson music videos.