lollapalooza

Attendees were prepared for the festival.

Why the gray wig, Fred?

Twitter users ate it up.

See what the alternate plans are.

The live collab happened in Hawaii.

We're sending one lucky winner and a guest to Chicago for the 2014 Lollapalooza Festival Aug. 1-3 thanks to Qdoba Mexican Grill. Aside from obscure Simpsons references, here are 8 things you didn't know about the event:

On Friday night (Aug. 2), Nine Inch Nails played a live show in the U.S. for the first time in four years at Lollapalooza. The entire 97-minute performance has now been posted on YouTube for your viewing pleasure.

A mass of hard-hitting rock bands took to the Chilean installment of Lollapalooza 2013, boasting brilliant performances and insane jam sessions. Not only did Pearl Jam and Queens of the Stone Age deliver full sets, but members of each act joined their respective counterparts for some Pearl / Queens …

After their current tour wraps up, Deftones plan to start working on the follow up to their latest album 'Diamond Eyes'. Vocalist Chino Moreno told Billboard.com: "We're going to have a month off, but in that month we're talking about going in and starting to write again, ma…