Improv Everywhere's 10th Annual MP3 Experiment Was Fake Mob Of Tourists (VIDEO)

Why Are Thousands Of People Acting Crazy?

Improv Everywhere's annual "MP3 Experiment" is an event where participants download the same MP3 file with crazy instructions and press play at the same time.

This year's experiment gathered more than 7,000 participants, instructed to dress as tourists and mingle amongst the real tourists at Manhattan’s South Street Seaport.

Participants did everything from crawling on the ground to handing out dollar bills to unsuspecting strangers.

Before You Go

A True Friend
Completely Blown Away
Pool Loungin'...
McDonald's Characters Come To Life
All Tied Up
The Worst Way To Wake Up
Up, Up And Away!
Nothing Like Live Television
The Dopest Elevator Ride
Surprise!
Someone Does Not Like PDA
Teamwork
Superhuman Strength
This Is Karma
The Dirtiest Prank

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