yeahsj
Lurker

As the set carries on, DJ Pauly D raises what looks like a deformed limb (possibly an arm) and thrusts it upwards into the sky. He calls this a “fist pump” and demands the crowd perform it with him (they, of course, do). Its purpose is lost on me, but if I had to speculate, I would say it is some kind of movement designed to appeal to those who were not born with the ability to dance with their hips and legs