First announcement plus headliners:

Kanye West
Soundgarden
Kasabian

Best Coast
Foster The People
Cage The Elephant
Gin Wigmore
Girl Talk
David Dallas
Odd Future
Unknown Mortal Orchestra
Battles
Cut Off Your Hands
Mariachi El Bronx
Ghost Wave
Beastwars
MayaVanya
Royksopp
The Living End
My Chemical Romance

Are you gonna go? Personally I'm really excited, there are some bands in there I really want to see and would never get the chance to on any other occasion.