Foo Fighters have been given headlining duties at this year's Radio 1's One Big Weekend on the Saturday (14 May) with a Sunday (15 May) bill-topper to be announced.
Black Eyed Peas, Tinie Tempah and Plan B will support Dave Grohl and Co on the main stage with shows expected from Nicole Scherzinger, Chase & Status, Ellie Goulding and Jessie J as well.
Set to play the Sunday are My Chemical Romance, Bruno Mars, The Script and Taio Cruz along with Katy B, Professor Green, Olly Murs and The Wombats.
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.