Chicago emergency officials are warning about big crowds and traffic closures this weekend.
By 7 a.m. fans were spotted at Soldier Field lining up for merchandise. The store will be open from 10 a.m. to 6 p.m.
The K-pop group is expected to draw tens of thousands of fans Thursday and Friday night.
Here's a sneak peek at the stage:
Solder Field parking lots open at 4 p.m. Gates to the show open at 6 p.m. and showtime is 8 p.m.
For those planning to use public transit, the CTA #146 Bus & #130 Bus, the CTA L Station at Roosevelt, and the 18th Street Metra Station all lead to Soldier Field.
The venue has a strict bag policy, so its best to be prepared:
Fans might even be able to see the partial lunar eclipse happening Thursday night.
Other events happening this weekend are the Chicago House Music Festival & Conference at Millennium Park, Taste of Greektown, the PAWS Chicago 5K Walk/Run for Their Lives, Edgewater Music Fest, Edison Park Fest, The Fray & Dashboard Confessional at Huntington Bank Pavilion, Cincinnati Reds vs. Chicago Cubs at Wrigley Field and the Navy Pier Summer Fireworks.