Day after Summerfest announces the ground stage headliners, Lollapalooza announced their full lineup. Lollapalooza will take place in Chicago's Grant Park from July 31 to August 2. Paul McCartney, Metallica, Florence + the Machine, Sam Smith, Bassnectar and The Weeknd are the headliners.
If you were looking for 3-day passes, Lollapalooza sold them out in less than a day. However, a limited number of Single Day Tickets will go on-sale today at 10am.
