PHOTOS: Subway riders go pantless

A female subway rider takes part in the annual “No Pants Subway Ride” in New York City.VIDEO: Riders drop their pants for No Pants Subway Ride Jennifer L. Gonzeles

Participants transfer to another train at a subway station in Mexico City, Mexico. VIDEO: Riders drop their pants for No Pants Subway Ride AP

Pantless passengers pack into a subway car in New York City. VIDEO: Riders drop their pants for No Pants Subway Ride Demotix

A pantless woman looks down at the subway tracks below her in New York City. VIDEO: Riders drop their pants for No Pants Subway Ride AFP/Getty Images

A pantless man and woman go about their daily routine in New York City. VIDEO: Riders drop their pants for No Pants Subway Ride AFP/Getty Images

Participants ride the L train towards Union Square in Manhattan, N.Y. VIDEO: Riders drop their pants for No Pants Subway Ride Kendall Rodriguez

Commuters of the London Underground in London, England also participate. VIDEO: Riders drop their pants for No Pants Subway Ride Rex Features

Two pantless girls wait for their train at a subway station in Mexico City, Mexico. VIDEO: Riders drop their pants for No Pants Subway Ride AFP/Getty Images

A participating group of pantless men pose for a photo in London, England. VIDEO: Riders drop their pants for No Pants Subway Ride EPA

People ride an escalator in their underwear at the Sofia City subway station in Bulgaria. AFP/Getty Images

Chinese participants are seen as they ride the subway in Shanghai, China. Reuters

More British pantless subway riders are seen in London, England. Demotix

Starlet style!