The dates for the 2007 festival are Friday April 27, Saturday April 28, and Sunday April 29, marking the first time in its history that the festival will be three days long. Band confirmed for the line-up are:

Nickelback,
Air,
Erol Alkan,
Lily Allen,
Anathallo,
The Arcade Fire,
Arctic Monkeys,
The Avett Brothers,
Benny Benassi,
Andrew Bird,
Bjork, The Black Keys,
Blonde Redhead,
Bojones,
Brazilian Girls,
Brother Ali,
Busdriver,
Manu Chao,
Circa Survive,
Jarvis Cocker,
Coco Rosie,
Comedians Of Comedy,
Cornelius,
The Coup,
The Cribs,
Crowded House,
CSS, T
he Decemberists,
Digitalism,
DJ Heather,
DJ Shadow,
Roky Erickson And The Explosives,
Evil Nine,
Explosions In The Sky,
Fair To Midland, Faithless,
The Feeling,
Felix Da Housecat,
Lupe Fiasco,
The Fields,
Fountains Of Wayne,
The Frames,
The Fratellis,
Ghostface Killah,
Girl Talk,
Gogol Bordello,
Jose Gonzales,
The Good, The Bad And The Queen,
Gotan Project,
Grizzly Bear,
Happy Mondays,
Richie Hawtin,
Hot Chip,
Infected Mushroom,
Interpol,
The Kooks,
Jack's Mannequin,
Junior Boys,
Justice,
Kaiser Chiefs,
Kings Of Leon,
Klaxons,
Kokono No. 1,
LCD Soundsystem,
Amos Lee,
Stephen Marley feat Jr. Gong,
Mika,
MSTRKRFT,
Willie Nelson,
New Pornographers,
Nickel Creek,
Nightwatchman, T
he Noisettes,
Of Montreal,
Ozomatli,
Peaches,
Peeping Tom,
Peter, Bjorn and John,
Pharaohe Monche,
Placebo,
Pop Levi,
Rage Against The Machine,
The Rapture,
Red Hot Chilli Peppers,
Mike Relm,
Damien Rice,
Rodrigo Y Gabriela,
The Roots,
Satellite Party,
Silversun Pickups,
Sonic Youth,
Soulwax,
Spank Rock,
Sparklehorse,
Regina Spektor,
Tapes 'n Tapes,
Tiesto,
Tilly and the Wall,
Tokyo Police Club,
Travis,
Paul Van Dyk,
Julieta Venegas,
VNV Nation,
Rufus Wainwright,
We Are Scientists,
Gillian Welch,
Amy Winehouse,
Yeva

So, I think I should try to go to this.