1. The No Pants Subway Ride takes over the CTA Red Line today, as participants strip down to their skivvies during a ride to the Loop. The hilarious happening departs the Loyola Red Line station at 12:30pm.
2. It's the final day of Winter WonderFest, which brings carnival rides, mini-golf and a snow-tubing hill to Navy Pier's Festival Hall. Tickets are $28 at the door.
3. Learn about the history of a comedy institution at "Saturday Night Live: The Experience," an exhibition of memorabilia at the Museum of Broadcast Communications. Admission is $25.
For more events, check in with Time Out throughout the day.