From Charlie Todd of Improv Everywhere:
As in years past, there are No Pants Subway Rides happening in dozens of cities around the world on January 12, the same day as our annual event in New York. Check our website for a list of participating cities with links to Facebook events.
Cities participating in the global No Pants Subway Ride so far: Berlin, Boston, Calgary, Chicago, Dallas, Lisbon, London, Los Angeles, Mexico City, Melbourne, Montreal, New York, Phoenix, Porto, San Francisco, Seattle, Tokyo, Toronto, Washington DC