The Lollapalooza music festival started Friday in Chicago’s Grant Park, remembering its 20th anniversary with much more than 130 bands and an approximated 270,000 individuals in attendance for the period of the three day event. The particular concert will feature headliners like Coldplay, Muse, Eminem, Foo Fighters and My Morning Jacket. The record breaking attendance is certain to bring delays for pedestrians as well as drivers, according to Roderick Drew, spokespeson for the city of Chicago’s Office of Emergency Management and Communications.