Bloc Party and Jimmy Eat World have been added to the line-up for T In The Park, which takes place at Balado, Kinross, in Scotland on 9-10 July.
Both bands will play on the Sunday alongside the likes of Athlete, Ian Brown, and Kasabian.
They join previously confirmed acts Foo Fighters, Green Day, Travis, Keane, The Killers, Embrace, New Order, Prodigy and many more.
CLICK HERE for the full line-up. Many more acts will be confirmed over the coming weeks.