Actually, someone (the kid, I think) was having some fun with a remote-controlled fart machine. Nice!
If you ever wanted a remote-controlled fart machine -- but never knew where to buy one -- well today is your lucky day!
All kinds of fart- and butt-related things can be found here (just scroll down a bit after clicking.)
According to Fox 8 News in Cleveland, the farts were not from a remote-controlled device... they were real. Yes, real! Witnesses say two boy scouts in attendance were the guilty parties, literally ripping them left and right, and the microphones caught it all.