Image 1 of 1
From left, Mark Menghi, Rex Brown, of Pantera, Chuck Billy, of Testament, Mark Osegueda, of Death Angel, Chris Broderick, of Megadeth, Gary Holt, of Exodus, Andreas Kisser, of Sepultura, and Alex Skolnick, of Testament, perform on stage during the Metal Allegiance concert at the House of Blues on Wednesday, January 21, 2015, in Anaheim, Calif. (Photo by Paul A. Hebert/Press Line Photos)