United Kingdom, Nov. 5 -- Travis Kelce has felt "frustrated" during the current NFL season.

The 36-year-old sports star - who is engaged to pop singer Taylor Swift - has previously enjoyed huge success with the Kansas City Chiefs, but Travis has confessed to feeling frustrated at times this season.

Speaking on his New Heights podcast, Travis shared: "I can't say that I'm not frustrated, more from the entire start of the season than just this Buffalo Bills game. I mean, there's games that I don't think we had any business losing."

Travis thinks the Chiefs will need to improve markedly if they're to make it to the Super Bowl.

He said: "I feel like we didn't come out with our best punch against Buffalo. And yeah, we gotta find a way to c...