The world’s first flash mob was organized in Manhattan in May 2003 by a man named Bill Wasik. It was a flop because the retail store was tipped off. Wasik organized the second attempt on June 3, 2003.

Area residents dressed in festive costumes gather on Maplewood Road to perform for trick-or-treaters as the crowd watches during a Halloween flash mob Thursday, Oct. 31, 2024, in Riegelsville. The ...

Washington-area police said they are preparing to combat the “flash mob” phenomenon, a new tactic being used by criminals and violent youths around the country and in the region. Flash mobs are groups ...

This video is no longer available. D.C. tourists visiting the Jefferson Memorial got a treat on Saturday afternoon, when the International Flash Mob of West Coast Swing took over the Tidal Basin.