Travis Kelce isn't exactly lighting up the celebrity golf tournament in Nevada on the green ... but, he's pretty lit himself -- pounding beers with his pals.
The Kansas City Chiefs tight end is up in the Lake Tahoe area this weekend to play in the American Century Championship ... and, he played with a couple fellow NFLers, including his big bro, Jason.
We got video of Killa Trav taking a hack at a ball off the tee early in the day .