Photos of the Mayhem Festival in Mountain View, Ca on June 39, 2013 at the Shoreline Amphitheatre. The Rockstar Mayhem Fest featured Slayer, King Diamond, Hellyeah, The Devil Wears Prada, Whitechapel, Thy Art Is Murder, Jungle Rot, Sister Sin, Sworn In, Shattered Sun, Feed Her To The Sharks, Code Orange, and Kissing Candice.