Watching Robert Downey Jr. try to seduce Mike Tyson is worth the ticket price alone, but only just. The appropriation of black hip-hop culture by privileged white teenagers should prove interesting ground for storytelling, but James Toback's film is undermined by the lack of even one likeable character. It's very hard to care about the motivations or destinies of people you hate. Two pleasant surprises amongst the vignettes: Ben Stiller can be convincing outside of trash comedy; and Claudia Schiffer can actually act.