Apocapalooza 2012 | Lollapalooza evacuation | Photos

The National Weather Service said a storm was a-brewin', and that everyone needed to get the hell out of Grant Park. General rule of thumb: Don't fuck with Mother Nature. But try telling that to the thousands of Lolla-goers, all of whom paid good money to take part in Chicago's biggest annual music fest. Thanks to the efforts of our fearless TOC photogs, we were able to capture the ensuing melee of Apocapalooza 2012.