In 1981, iO Theater started a revolution that shaped modern comedy and launched the sharpest, funniest voices in the industry. Join us November 5-7 as we celebrate our 45th Annive…

Born out of the experimental genius of JTS Brown in 2002, 4 Square revolutionized long-form improvisation by stripping away sweep edits in favor of fluid and surreal scene transit…

A free longform improv jam for normal humans with normal bedtimes. Open to all improv students (Chicagoland and beyond).