The opening show of Blondie, Pat Benatar, and the Donnas' Call Me Invincible Tour Tuesday night in Saratoga, CA, was like a riot -- a nicely organized riot with a seating chart, vigilant security, and lots of Chardonnay.

Would it really be a heavy metal festival without a sweaty mass of devil horns, flying fists, and bleary-eyed drunkards lumbering recklessly toward the bathroom?

Friday's first stop of Marilyn Manson and Slayer's Mayhem Festival at Sacramento's Sleep Train Amphitheater had those and more, as a 16-band bill played to some 9,000 fans.