Lollapalooza 2012: Wale, Frank Ocean, The Weeknd & J. Cole Added
UPDATE: Wale, Frank Ocean, The Weeknd, J. Cole, Santigold, Aloe Blacc and Childish Gambino are among the hip-hop and R&B performers who will head to Lollapalooza this year adn take the stage.
CHICAGO (AP) - The Red Hot Chili Peppers, The Black Keys and English indie darlings Florence and the Machine will headline this year's three-day Lollapalooza music festival in Chicago, Jane's Addiction le