loud, rude, it glorifies sex and violence, it hates authority, and adolescent boys love it. >> this is it, this is the hot stuff. ♪ alan, turn it off for a second so we can talk. ♪ shot in the dark one step away from you ♪ ♪ shot in the dark >> you turn on your television set and you see this weird, beastly presentation that was birthed in the pit of hell. >> where do they get this information from that i'm satan? do i have horns -- i know i'm a bit strange-looking but i haven't quite the horns and i doen't "speak like that." >> critics say there's something seriously wrong with metal music, outrageous by design, that it may have contributed to a number of teenage suicides. >> has rock 'n' roll finally gone too far?