http://www.youtube.com/watch?v=GQaeRxZMexE

"Occuclown uses umbrella as if it were a gun to "shoot" at cops during the "Bring the Fight to the Banks" rally and march in Seattle on July 20th, 2012.

Several times he is seen doing this, using it first like a shotgun, making loud "ba BAM" noises, then more like a full auto machine gun."