On Sunday, the Steelers beat the Cleveland Browns and the elder Watt and his son Koa were up in a box rooting on Uncle T.J. and the video of the youngster twirling his Terrible Towel and J.J. posted on social media is going viral. The fact he’s watching the Grinch while the Steelers stole the Browns Christmas makes it that much better.

Koa is seen whipping his golden towel around while keeping tabs on both his uncle's game and an iPad that appears to be playing "The Grinch".

J.J. Watt has embraced life as a Pittsburgh Steelers fan in retirement. Watt, the former Houston Texan for the great majority of his career before he spent his final two seasons with the Arizona Cardinals,