No Pants Metro Ride (10 images)

Metro riders take off their pants as they participate in the 9th Annual No Pants Metro Ride, in Washington on January 10, 2009. The group Improv Everywhere organized the international event which had participants in 44 cities in 16 countries. UPI/Kevin Dietsch

A pantsless Metro rider participates in the 9th Annual No Pants Metro Ride, in Washington on January 10, 2009. The group Improv Everywhere organized the international event which had participants in 44 cities in 16 countries. UPI/Kevin Dietsch

Pantsless Metro riders participate in the 9th Annual No Pants Metro Ride, in Washington on January 10, 2009. The group Improv Everywhere organized the international event which had participants in 44 cities in 16 countries. UPI/Kevin Dietsch

Pantsless Metro riders wait for a train as they participate in the 9th Annual No Pants Metro Ride, in Washington on January 10, 2009. The group Improv Everywhere organized the international event which had participants in 44 cities in 16 countries. UPI/Kevin Dietsch