Bonnaroo Lineup Announced For 2011 : Eminem, Arcade Fire, Panic, MMJ, Buffalo Springfield, Lil Weezy

America's top camping festival returns to central Tennessee in June. Bonnaroo 2011 is the the event's 10th anniversary, and the lineup led by Grammy winners Arcade Fire, Eminem, the Black Keys and Mavis Staples is suitable eclectic.The Bonnaroo 2011 lineup is officially on the table, courtesy of an announcement today on Vevo presented by Coco himself, Conan O’Brien.The main artist lineup — which