Improv Everywhere’s Hysterical Kentucky Derby Prank [VIDEO]

The geniuses behind the Flash Mob are at it again...

This video is kind of brilliant!  The guys from Improv Everywhere surprised a group of children on a carousel, covering their ride as if it were actually the KENTUCKY DERBY.  Needless to say, the onlookers had no idea how to react...  Watch the insanity unfold right HERE!