DJ Pauly D DJ Pauly D

Jersey Shore's Pauly D thinks he's misunderstood by all the haters.

"I'm a nice guy!" he insists. "[People] look at me and think I'm a jerk."

See more videos from the Z100 Jingle Ball red carpet

TVGuide.com caught up with the reality star at Z100's Jingle Ball concert, where he took the stage to introduce Enrique Iglesias.  But Pauly admitted he was also there to support the Justin Bieber.

"He's got famous hair, I've got famous hair — we've got something in common."

Watch the full interview below: