Manson, Anselmo, Rick Rubin, members of Anthrax, Lamb of God and more send off the thrash icons
Hear a crushing clip from Anselmo's contribution to 'Hair Metal Shotgun Zombie Massacre'
See photos, read review of May 11th concert in Irvine, California
Surviving founding members of Slayer — as well as Hanneman's widow, Kathryn — remember thrash legend
How Metallica, Slayer, Megadeth and Anthrax went from fighting each other to fighting together