Stone Sour, Disturbed, and Avenged Sevenfold were ann9ounced as headliners for the upcoming Rockstar Energy Uproar Festival, a 36 date tour featuring two stages and running from August 17th in Minneapolis, Minnesota and winding down October 4th in Madison, Wisconsin. Click Here for a list of dates and venues. Performing on the second stage will be Hellyeah, Hail the Villain, New Medicine and the winner of a battle of the bands in each city. Tickets for all shows go on sale June 12th.