The first Lollapalooza was in 1991. It was originally a fair well tour for the band Jane's Addiction. Over the last 20 years it has formed in to one of the biggest music festivals in the United States, and this year it is featuring the Foo Fighters, Cold Play, Muse an many other amazing bands and artistes. This amazing 3 day event is held at Grant park in Chicago Illinois.
Lollapalooza 2011 from Lollapalooza on Vimeo.