Organizers have announced the dates for next year’s Lollapalooza festival. The annual festival will take play August 7-9, 2009 at Chicago’s Grant Park.

The line-up for the three-day festival, which was founded by Jane’s Addiction’s Perry Farrell, is expected to be announced early next year.

Radiohead, Nine Inch Nails and The Raconteurs were among the headliners this year.