Every Sat., except Sept. 26. Rotating lineup of two local improv troupes. On Sept. 5, the show is followed by Tony & Friends (8:30–9:30 p.m.), featuring Hear.Say owner Tony DeRosa and other improv comics TBA performing long-form comedy. 7–8 p.m., 2350 W. Liberty. $15 in advance at heardotsay.com/events & $18 (if available) at the door.