Get ready for the biggest event of the summer. Slipknot's Clown put together this video for the 2012 Rockstar Energy Drink Mayhem Festival featuring Slipknot, Slayer, Motorhead, Anthrax and more! Tickets go on sale April 6 so Get Off Your Ass, go to our website www.rockstarmayhemfest.com, and sign up for the Pre Sale.

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