iO Theater is proud to tour The Improvised Musical! You'll be astounded to watch this top cast of improvisers create a musical before your eyes. Give them a topic and watch them create the plot, music and lyrics instantly. It's captivating! After twenty-five years of providing Chicago with groundbreaking, star-making, world class improvisational comedy, the legendary iO Theater is hitting the road! Our alumni include Mike Myers, Tina Fey, Chris Farley, Vince Vaughn, Amy Poehler, Neil Flynn, Adam McKay, Rachel Dratch and many more.