If you're familiar with the New York-based group Improv Everywhere, you know about their annual No Pants event, where dozens of straight-faced folks ride without their trousers on the subway for the amusement of bystanders. IE is taking the event nationwide this year, so if you're interested in knowing what the creepy fabric on CTA seats feels like on your bare, defenseless skin, join your comrades this Saturday afternoon at the Loyola Red Line (more details TBA).