In the New York subway could see a lot of passengers without pants. Young people descended into the subway, and sat down on the train took off their pants or skirts, remaining in underwear. After that, their behavior did not differ from that of other passengers. They read, listen to music, talking to friends. After a few stations, young people coming out of the subway. The action was organized in the framework of the flash mob in the subway without pants (No Pants Day), held in New York City subway in early January in the 9th time. She spent a popular New York-based group mobbers Improv Everywhere. All the action involved 3,000 people. After a trip to the metro topless young people gathered in Union Square - one of the central squares of Manhattan.