Chicago's infamous comedy improv troupe, known for introducing a slew of celebrity talent, from Mike Myers and Amy Poehler to John Belushi and Tina Fey (it's like a feeding ground for Saturday Night Live), makes a stop in our area to tease out some more yuk-yuks from Washingtonians. Watch a clip from the touring show below. Friday, March 11, at 8 p.m., and Saturday, March 12, at 7:30 p.m. The Barns at Wolf Trap, 1645 Trap Road, Vienna. Tickets are $24. Call 703-255-1900 or visit wolf-trap.org.