The Rockstar Mayhem Festival rolled into the Idaho Center Ampitheatre on July 13 in Nampa, ID, delivering three stages of chaos to the masses of metalheads. Read our review of the show here! Photos: Megan Kennedy Rockstar Mayhem Festival in Nampa, ID July 25, 2011 SHARE THIS: Facebook Twitter Your donations allow us to share underrepresented stories for FREE! Donate $10 Choose Amount