Improv Everywhere is a New York-based comedy troupe known for its unexpected flash mobs. For its latest mission, the group created the “most socially distanced office” … in the middle of the East ...

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.

Thirty musicians recently surprised a city block in Paris with an elaborate flash mob performance of Queen‘s “Bohemian Rhapsody.” You can see video of the remarkable performance below. The footage ...