There’s been a new lineup update, with a few stages announced.
The updated lineup is as follows
| Reading Friday | Reading Saturday | Reading Sunday |
| Leeds Saturday | Leeds Sunday | Leeds Friday |
| Rage Against The Machine Queens Of The Stone Age The Fratellis The Enemy Biffy Clyro Serj Tankian Dizzee Rascal Taking Back Sunday Get Cape. Wear Cape. Fly Anti-Flag |
The Killers Bloc Party The Raconteurs Editors We Are Scientists Dirty Pretty Things The Subways British Sea Power The Automatic |
Metallica Tenacious D Slipknot Feeder Avenged Sevenfold Dropkick Murphys Special Guests Alexisonfire |
Radio 1/NME Stage
| Reading Friday | Reading Saturday | Reading Sunday |
| Leeds Saturday | Leeds Sunday | Leeds Friday |
| Babyshambles The Wombats Vampire Weekend MGMT Jack Penate One Night Only The Duke Spirit Be Your Own Pet Blood Red Shoes Make Model |
Manic Street Preachers Bullet For My Valentine Justice Foals Seasick Steve The Ting Tangs The Mystery Jets Santogold Joe Lean and the Jing Jang Jong Kids in Glass Houses Bombay Bicycle Club |
The Cribs Conor Oberst Pendulum The Music Hadouken Lightspeed Champion Cajun Dance Party Adam Green Yeasayer The Metros |
Lockup Stage / Dance Stage
| Reading Friday (Lockup) | Reading Saturday (Lockup) | Reading Sunday (Dance) |
| Leeds Saturday (Lockup) | Leeds Sunday (Dance) | Leeds Friday (Lockup) |
| Less Than Jake Pennywise Special Guests Goldfinger The Unseen H20 Frank Turner The Loved Ones Hexes |
Gallows Alkaline Trio Thrice Flogging Molly MXPX Cancer Bats Set Your Goals King Blues Fucked Up The Gaslight Anthem Random Hand |
CSS Digitalism Simian Mobile Disco Chromed Crystal Castles Lethal Bizzle Holy Fuck The Whip Robots In Disguise The Death Set The Shoes |
