The Flash Mob team building. This dance event are gaining popularity throughout the world. It’s the single most innovative and effective team building event in the marketplace today. They are full of high energy fun that gets everyone working together. According to Wikipedia, a flash mob is defined as "…a large group of people, who spontaneously get together in a public place, perform an unusual or pointless act for a brief period of time, then quickly disperse...” No prior dance experience is necessary and as you can see from the examples, the moves are quite easy. The only difficulty is getting the entire team to work in unison... that's precisely where teamwork and collaboration come into play.