Voor het Britse Reading & Leeds duofestival zijn 25 namen toegevoegd, te weten (in alfabetische volgorde): Alexisonfire, Broadway Calls, Crystal Castles, Dananananaykroyd, Delphic, Dinosaur Pile Up, Fightstar, Frank Turner, In Case Of Fire, Lethal Bizzle, Little Boots, Madina Lake, Manchester Orchestra, Metric, Metronomy, New Found Glory, Passion Pit, Patrick Wolf, Sonic Boom Six, Spinnerette, The Airborne Toxic Event, The Horrors, The Rakes, The Virgins en You Me At Six.

Download noteert er twee meer. In totaal komen er 27 namen bij en is de lineup compleet. De volledige lijst van toevoegingen luidt: 13 Riots, Attack! Attack!, Billy Boy On Poison, Bleed From Within, Fei Comodo, Flood Of Red, Forever Never, Hardcore Superstar, In Case Of Fire, Jett Black, Logan, Million$ Reload, New Device, People In Planes, Raucous Jays, Sabbat, Serpico, Sleepercurve, Suicide Silence, Symphony Cult, The Auteur, The Computers, The Crave, The Ghost Of A Thousand, The Instigators, The Outcry Collective en Tripswitch.