Lollapalooza 2012 Lineup: Florence + The Machine, Red Hot Chili Peppers, Calvin Harris & Fun.

By: Robbie Daw / April 11, 2012

Twenty-one years after initially kicking off as a touring extravaganza, and seven years after taking up one-stop residency at Chicago’s Grant Park, Lollapalooza has announced the lineup for its 2012 fest scheduled for the weekend of August 3 – 5. Headliners this year include , The Black Keys, a reunited Black Sabbath and Jack White. (Are you noticing the color theme here?) A bit further down, acts as varied as recent MTV Unplugged star Florence + The Machine, , , , , , and fill the roster. Both souvenir ($75) and early bird ($200) three-day passes are sold out, but you can still grab regular ($230) three-day passes — and check the full list of acts performing — here.