Notre Dame vs Princeton: Live stream, score, live updates from March Madness Round 1

Here is everything (really!) you might want to know about March Madness — one of the biggest, most exciting and most fun events sports. Also known as the NCAA Division I men's basketball tournament, it's been played annually since 1939.

There are only three games left in the 2019 NCAA tournament, and most brackets are very, very busted by now. But we looked at all of them to see who they had winning in the Final Four and championship game.

We tracked dozens of NCAA brackets filled out by celebrities this year, and — just like the rest of us — some of them nailed it and some of them didn't. But one did better than all the rest.