Live music: Jimmy Eat World, Olympia, Dublin

Coldplay, Foo Fighters, Black Eyed Peas and Arctic Monkeys will be among the headliners at Oxegen 2011, it was announced tonight.

Traffic chaos is forecast in the Co Kildare region today as 70,000 people descend for the two-day Oxegen music festival.

Tickets for the Oxegen music festival - headlined by Foo Fighters - have sold out, a record six weeks before the event.

Highlights of the Witnness Festival are to be shown on Irish TV on Friday.