The tight end, 34, and his team clinched the AFC West division title on Sunday aà
Following the game, the Chiefs shared a behind-the-scenes glimpse of the celebrations going on in the locker room at Arrowhead Stadium.
In a series of photos posted on Instagram, the players and their coaches could be seen clapping, cheering and hugging as they soaked up the moment.
One shot showed Kelce and quarterback Patrick Mahomes doing a victory handshake.
In another, defensive tackle Chris Jones presented Chiefs head coach Andy Reid with a gift in a small bag.