The "Dancing Queen" performance was choreographed by the mother of the bride, who secretly arranged for all the guests to ...

Every once in a while, crowded train stations have been known to break into song and dance and then disperse as if nothing happened. Large groups of people freeze for a period of time and then ...

Imagine you're in a park surrounded by strangers milling around, going about their business. Suddenly the air is filled with rhythm, and these strangers have become connected: dancers in a strange, ...

Improv Everywhere is a New York-based comedy troupe known for its unexpected flash mobs. For its latest mission, the group ...

Flash mob revival: Styles’ new video features a gymnasium dance that evolves into a full-scale flash mob, evoking early YouTube nostalgia. Signature short shorts: The pop star continues his 'short ...

Bride zombie Sierra Laird helped lead a Thrill the World flash mob dance on Pacific Avenue in downtown Santa Cruz to the music of Michael Jackson’s “Thriller” during Halloween night festivities on ...

They weren't actually going to read during this particular activity Friday morning, but they were preparing to do their best impressions for the cameras. With books in hand, hundreds of children ...

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.