Lily Allen and Franz Ferdinand head the new additions to this year's T In The Park festival bill.
They will join previously announced headliners Blur, Kings Of Leon, Killers and Snow Patrol.
The event takes places between 10-12 July at Balado in Kinross, Scotland.
Other freshly confirmed acts for the festival include Keane, The Specials, Bloc Party, James, Paulo Nutini, The Script and Manic Street Preachers.
Also confirmed for the 2009 weekender are The Ting Tings, Maximo Park, Seasick Steve, James Morrison, Jason Mraz, Mogwai, Mars Volta, Airborne Toxic Event, The Gaslight Anthem, Simian Mobile Disco and newcomers Hockey.
As previously announced Snow Patrol, Razorlight and Elbow will also appear.
Tickets go on sale this Friday [27 February] at 9am.