Kerry King of SLAYER performs in concert at the Rockstar Energy Drink Mayhem Festival at Verizon Wireless Music Center on July 25, 2009 in Noblesville, Indiana.

Kerry King of SLAYER performs in concert at the Rockstar Energy Drink Mayhem Festival at Verizon Wireless Music Center on July 25, 2009 in Noblesville, Indiana. (Photo by Joey Foley/Getty Images)