similar to taste the rainbow, the man uses his penis in the same manner as the classic candy machine. Not sure why he would want to do this, but it's always great fun at parties, and allows for hands free snack delivery.
Some of the younger kids at the concert missed the cultural reference when Jim dropped trou and gave em the ol' Pez Dispenser. One of them even had the nerve to yell out "Thanks for the gumball, Mickey!" As Jimmy flicked a few treats in his direction. As if he would ever put gumballs into his dick. Who would be crazy enough to do that?