Contributed by alex101, Posted by American Recordings Tours

Slayer, Marilyn Manson and Bullet for My Valentine will share the main stage at the forthcoming Rockstar Energy Mayhem Festival. The month-long jaunt will also feature Trivium, All That Remains, God Forbid, Cannibal Corpse, Behemoth, Job For A Cowboy, The Black Dahlia Murder and Whitechapel.

July 10, 2009Sacramento, CASleep Train Amphitheatre
July 11, 2009San Francisco, CAShoreline Amphitheatre
July 12, 2009San Bernardino, CAGlen Helen Pavilion
July 14, 2009Seattle, WAWhite River Amphitheater
July 17, 2009Phoenix, AZCricket Pavilion
July 18, 2009Albuquerque, NMJournal Pavilion
July 19, 2009Denver, COFiddler's Green Amphitheatre
July 21, 2009Kansas City, KSSandstone Amphitheater
July 22, 2009St. Louis, MOVerizon Wireless Amphitheater
July 24, 2009Atlanta, GALakewood Amphitheater
July 25, 2009Indianapolis, INVerizon Wireless Music Centre
July 26, 2009Chicago, ILFirst Midwest Bank Amphitheatre
July 28, 2009Toronto, ONMolson Amphitheater
July 29, 2009Scranton, PAToyota Pavilion
July 31, 2009Cleveland, OHBlossom Music Center
August 1, 2009Pittsburgh, PAPost Gazette Pavilion
August 2, 2009Detroit, MIDTE Energy Music Theatre
August 4, 2009Boston, MATweeter Center
August 6, 2009Virginia Beach, VAVirginia Beach Amphitheater
August 7, 2009Camden, NJSusquehanna Bank Center
August 8, 2009Hartford, CTNew England Dodge Music Center
August 9, 2009Washington, DCNissan Pavilion
August 11, 2009Tampa, FLFord Amphitheatre
August 12, 2009West Palm Beach, FLCruzan Amphitheatre
August 14, 2009Dallas, Center
August 15, 2009Houston, TXCynthia Woods Mitchell Pavilion
August 16, 2009San Antonio, TXVerizon Wireless Amphitheatre