Chicago’s Grant Park is idyllic – expanses of open field with sunbathers, families partaking in a weekend picnic, the occasional dog chasing an airborne Frisbee. The entire scene belies what was there a mere three weeks ago – Lollapalooza. Its fifth year stationed in Chicago, 2010’s Lollapalooza received as much scrutiny as it did praise, featuring artists like pop queen Lady Gaga alongside Australian nu-grunge group Violent Soho and dubstep mastermind Rusko. Fact is, Lollapalooza’s been changing for a while, and according to founder Perry Farrell, it’s all completely intentional.

URB spoke with Farrell in 2009 about the shift and his increasing interest in electronic music, and we were lucky enough to speak with him again this year. Touching on his future projects and revisiting topics like the modern face of Lollapalooza, Farrell tells us what collaborations are on …