The Strokes, Swedish House Mafia for One Big Weekend
Friendly Fires, Nero, The Vaccines, more added
Other acts set to appear include Friendly Fires, Nero and Noah and the Whale
as well as The Vaccines, Wretch 32, Magnetic Man and Two Door Cinema
They join a bill that boasts Foo Fighters and Lady Gaga as well as My Chemical Romance, The Black Eyed Peas, Tinie Tempah, Chase And Status, Plan B, Ellie Goulding, Jessie J and more.
More names are expected to be announced in the coming weeks for the BBC Introducing stage and Outdoor Arena.
20,000 music lovers are expected to attend the event will take over Carlisle in Cumbria with four stages of live music.
Radio 1’s One Big Weekend 2011 tickets are to be handed out for free with the majority going to residents of Carlisle and other local areas.