Mastodon, The Field, Voxtrot, Junior Boys, and Brightblack Morning Light all added.
It all goes down -- in a major way -- July 13th through 15th in Union Square, Chicago, Illinois, United States, Earth.
Here's the entire lineup:
Friday, July 13:
Sonic Youth perform Daydream Nation
GZA/Genius performs Liquid Swords
Slint perform Spiderland
Saturday, July 14:
Yoko Ono
Cat Power and Dirty Delta Blues (w/ members of Dirty Three, the Delta 72, and Blues Explosion)
Clipse
Mastodon
Iron and Wine
Battles
Grizzly Bear
Voxtrot
Califone
The Twilight Sad
Girl Talk
Dan Deacon
Oxford Collapse
Professor Murder
Fujiya & Miyagi
Beach House
William Parker Quartet
Ken Vandermark's Powerhouse Sound
Sunday, July 15:
De La Soul
The New Pornographers
Of Montreal
Stephen Malkmus
Jamie Lidell
The Sea and Cake
Junior Boys
Menomena
The Ponys
Deerhunter
Klaxons
The Field
Cadence Weapon
The Cool Kids
Craig Taborn's Junk Magic
Nomo
Brightblack Morning Light
Fred Lonberg-Holm's Lightbox Orchestra
