Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Robin Finck

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Robin Finck

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Robin Finck

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Robin Finck

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Robin Finck

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Robin Finck

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Alessandro Cortini

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)

Trent Reznor

August 2, 2013 - Chicago Illinois, United States: Nine Inch Nails perform as part of Lollapalooza 2013 at Grant Park on August 2, 2013 in Chicago, Illinois. (Thomas Long / Polaris)