Popsugar Fashion Summer Fashion Lollapalooza Fashion 2015 The Lollapalooza Street Style Was Seriously Good Last Year August 3, 2015 by Kate Schweitzer View On One Page Photo 43 of 93 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 43 Circle-frame sunglasses became a big trend of the festival, and we can see why: it takes the already-popular '70s aesthetic to a whole new level. Previous Next Start Slideshow Summer FashionStreet StyleLollapaloozaFestival Style