Some riders in the New York City subway in the underwear as the take part in the 2013 No Pants Subway Ride January 13, 2013. Started by Improv Everywhere, the goal is for riders to get on the subway train dressed in normal winter clothes (without pants) and keep a straight face.  AFP PHOTO / TIMOTHY A. CLARYTIMOTHY A. CLARY/AFP/Getty Images Photo: Timothy A. Clary, AFP/Getty Images