Jan 7, - The No Pants Subway Ride was definitely a selfie-worthy occasion. It's not every day someone adjusts their underpants on the train. The No Pants Subway Ride (or No Trousers on the Tube Ride in the UK) is an annual event where people ride the subway while they are not wearing pants. The first No Pants Subway Ride began with seven riders in in New York City. In , people participated in New York City.