Official Subtronics Afterparty w/Subtronics at Concord Music Hall in Chicago, IL All Guests must present a valid form of Identification (State issued DL/ID or Passport) Want to grab tickets for an upcoming show in person? Our box office is here for ya! BOX OFFICE HOURS • Tue-Fri: 1pm-7pm (if there's a show, closed hour before) • Sat: 12pm-8pm (end time depends on show hours) BAG/COAT CHECK • We offer a bag/coat check service on the 2nd floor - each item checked is $4.00 • Backpacks or large bags are allowed, but must be checked at coat check prior to entering the main room. • No Camelbacks or containers of any kind are allowed inside the venue.