The laughter-filled ritual started in the largest U.S. city in 2002 and has expanded nationwide and overseas, from Atlanta, Chicago and Dallas to London, Berlin, Prague and Vienna.
NY subway riders strip to underwear for 'no-pants day'; some grin, others bare it
No Pants Subway Ride - Wikipedia
Straphangers Strip For 'No Pants Subway Ride
Thousands of straphangers across US strip down to their UNDERWEAR for No Pants Subway Ride 2020
NYC's Annual 'No Pants Subway Ride' Has Been Canceled
No Pants Subway Ride 2010 - Improv Everywhere
NY subway riders strip to underwear for 'no-pants day'; some grin, others bare it
Straphangers participate in No Pants Subway Ride
No Pants 2k6 - Improv Everywhere
No Pants Subway Ride - Wikipedia
No Pants Subway' riders brave freezing temperatures
No Pants Subway Ride - Official Video