The Treasure Island Music Festival lineup is official (October 15-16, 2011):
Saturday:
Empire of the Sun
Cut Copy
Death From Above 1979
Flying Lotus
Battles
Chromeo
Dizzee Rascal
Shabazz Palaces
YACHT
Buraka Som Sistema
The Naked and Famous
Aloe Blacc
Geographer
Sunday:
Death Cab for Cutie
Explosions in the Sky
Beach House
The Hold Steady
Stephen Malkmus and the Jicks
St. Vincent
The Antlers
Wild Beasts
Warpaint
Thee Oh Sees
Weekend
Friendly Fires
The Head and the Heart