Jun 20 Jun 20 Chicago Theatre Organization Turns 50 Gary Zidek Theater WDCB’s Gary Zidek talks to Free Street Theater’s Melissa DuPrey about the organization’s history and upcoming 50 In 50 project.LISTEN WDCB's Gary Zidek talks to Free Street Theater's Melissa DuPrey about the organization's history. Free Street Theater is celebrating its milestone 50th anniversary with a one-day project that will bring original theater into every ward in Chicago.The theater organization will present 50 IN 50: A CITY WIDE THEATRICAL FLASH MOB on Sunday June 23. Click here for more info on the event.