The ROCKSTAR ENERGY DRINK MAYHEM FESTIVAL is pleased to announce this year’s festival sponsors! The 2012 ROCKSTAR ENERGY DRINK MAYHEM FESTIVAL is presented by ROCKSTAR ENERGY DRINK and is sponsored by Jagermeister, Sumerian Records, Zippo, Ibanez, Hot Topic, Matador, Air Force Reserves, Revolver Magazine, Century Media Records, Metal Blade Records, Roadrunner Records, the Keep A Breast Foundation, Living The Dream, South Surf Clothing, Snagola, US Army, SJC Drums, and Metalinjection.net. less