Ariana Grande, Childish Gambino, Twenty One Pilots and the Strokes will be among the main events when Lollapalooza profits to Grant Park for Aug. 1-4. Likewise featuring: Tame Impala, Flume, the Chainsmokers and J Balvin. Dissimilar to a year ago when seven of the eight main events were coming back to the celebration, it’s a […]