So good, so good, so… wrong?

One Red Sox fan got creative during the team’s 7-5 victory over the Marlins, and donned a bizarre horse mask during the middle of the eighth inning. With “Sweet Caroline” blaring over the loudspeakers, he had no choice but to join in and egg the crowd on.

Check out the strange sight in the animation below.

Red Sox Fan Wears Horse Mask, Dances During 'Sweet Caroline' (Animation)