Lollapalooza acts leaked!

The Lollapalooza website is such a tease, keeping a list of last year's performers still posted. But thankfully, there are little things called leaks. Although the full Lolla lineup is not supposed to be officially announced until Monday, headliners, along with other acts at the Grant Park music festival, have been confirmed. Headlining the event along with Radiohead and Nine Inch Nails: Rage Against the Machine, the Raconteurs, Wilco and Kanye West.

Other acts also confirmed to be performing include Gnarls Barkley, the Black Keys, Broken Social Scene, G. Love & Special Sauce, Blues Traveler, Mates of State, Bloc Party, Cat Power, Stephen Malkmus, Girl Talk, Kid Sister, OFFICE, the Cool Kids, Battles, the Go! Team, Jamie Lidell and Grizzly Bear. -Diana