L.A.’s world famous HARD Summer Music Festival has just released this promotional video for the 2011 event. Featuring performances from a mighty cast of characters, including Duck Sauce, Boys Noize, Chromeo, Ratatat, Skrillex, Odd Future, James Murphy & Pat Mahoney, Digitalism, and many many more. HARD Fest will take place on Saturday August 6 at the L.A. State Historic Park, across four stages, from 6pm until 2am. After watching the promo video below, I have got to day this looks like one KILLER party! Watch the video below, get hyped and then grab your tickets now HERE. L.A. here we come!