Lollpalooza has announced the lineup to its 2015 festival: Paul McCartney, Metallica, Florence and the Machine are set to headline. Tame Impala, TV on the Radio, Sam Smith, A$AP Rocky, The Weekend, Charli XCX, Alt-J, Alabama Shakes, FKA twigs, The War On Drugs, Father John Misty, Flying Lotus, Hot Chip, Ryn Weaver, First Aid Kit, Tyler The Creator and many, many others will also play at the Chicago festival. Three-day passes are already sold out. One-day tickets go on sale March 25th at 10am central time. Head on over to the Lolla website for full details. The fest goes down July 31st to August 2nd at Chicago's beautiful Grant Park.
Check out the full poster below: