Saturday: My Bloody Valentine - Kings of Leon Sunday - Ben Harper and Relentless7 - Elvis Costello Monday - NIN - Public Enemy
Yeah Yeah Yeahs, Peter Bjorn and John, Conor Oberst & the Mystic Valley Band, TV on the Radio, Royksopp, Silversun Pickups, Band of Horses, Animal Collective, MGMT, Grizzly Bear, Portugal. The Man, The Decemberists, The Walkmen, Jenny Lewis, King Khan & the Shrines, Handsome Furs, Swan Lake, Chairlift, Girl Talk (not in tent), Dan Deacon, Gomez, Peanut Butter Wolf, The Sea and Cake, Fleet Foxes, Toad the Wet Sprocket, The Airbourne Toxic Event, White Lies, Blitzen Trapper, Cloud Cult, K'naan, The Gaslight Anthem, The Avett Brothers, M. Ward, The Thermals, St. Vincent, Sun Kil Moon, Monotonix, Passion Pit, John Vanderslice. I won't bother guessing all the local bands.
Dance Tent (I think there may be some bigger names than people expect): DJ Z-Trip, Deadmau5, MSTRKRFT, Adam Freeland, Flosstradamus, L.A. Riots, Steve Aoki, N.A.S.A., Felix Cartal, U.S.E., Tobacco