VIDEO: Bill Belichick's immediate reaction to winning Super Bowl LIII is pretty cool

We don't often get to see a noticeably happy Bill Belichick. But when we do, it's pretty cool to watch.

Inside The NFL was able to capture his reaction to the final snap of Super Bowl LIII on its season finale.

Pretty positive @Edelman11 just called @Patriots Coach Belichick Grandpa.

Watch #InsideTheNFL season finale TONIGHT 9PM ET on @Showtime. pic.twitter.com/WjFZL6Jat2

— Inside the NFL (@insidetheNFL) February 5, 2019

"We're champs, man!" gets me every time.

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