In a video posted via X ahead of the Bills game against the New York Jets on Monday, October 14, Kelce, 36, could be seen donning a Fred Flintstone costume and a bright blue furry Bills hat while ...

The Monday Night Countdown star, 36, donned a Fred Flintstone costume and joined members of the Bills Mafia for a tailgate before the team's game against the New York Jets on Monday, Oct. 14.

In a video posted via X ahead of the Bills game against the New York Jets on Monday, October 14, Kelce, 36, could be seen donning a Fred Flintstone costume and a bright blue furry Bills hat while ...

Kelce, rocking a Fred Flintstone costume, didn’t just stand by and watch the fun -- he dove right in while taking a shot out of the iconic Pinto Ron bowling ball, a Buffalo tailgate staple.

He later changed into a button-down shirt and blazer. On Oct. 14, he embraced the Buffalo Bills Mafia and wore a Fred Flintstone costume over a blue suit with a matching fuzzy hat with horns.

A size medium youth costume is $44.99 at HalloweenCostumes.com and $46.99, plus $6 shipping, from a third-party vendor on Amazon. Make: $15 or less Making a Fred Flintstone costume requires ...