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

CENTURY CITY, LOS ANGELES (KABC) -- Several recent flash mob robberies have local high-end stores on alert. Dozens of masked suspects have run out of stores in Century City, Canoga Park, Glendale and ...

GLENDALE, Calif. (KABC) -- The California Highway Patrol is cracking down on a growing number of "flash mob" robberies that have made national headlines. In recent weeks, organized thefts have ...

Those surrounding Sierra Tower could hear the sound of Doechii’s “Catfish,” as Northridge Street Dancers (NSD) performed in an April Fool’s flash mob. Street dancing is widely known for its hip-hop, ...

CHICAGO (WLS) -- There was a surprise performance Thursday at Chicago's O'Hare International Airport by a world-renowned group. The West Point Glee Club were in Chicago for this weekend's Veterans Day ...