Spread by social media flyers beforehand, teen takeovers have on occasion spiraled into chaos, with reports of fights, gunshots and general disruption.

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

Throughout the country, swaths of dozens — sometimes hundreds — of teens are creating chaos in malls, public pools and other community spaces, with some instances leading to arrests for violent ...

Law enforcement leaders in the metro are sounding an alarm about a scary new trend in crime. They say so-called flash mobs are sneaking into apartment buildings at night, taking over community rooms ...

Wildwood police will be out in force this Memorial Day weekend after discovering several potential flash mobs being organized ...

Every spring, line dancers stage hundreds of events across the globe for the International Line Dance Flash Mob. While the day is officially marked the first weekend of May, some groups are getting an ...

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 ...

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