Taylor Swift and NFL star George Kittle are having a sing-off! On Friday, June 27, Kittle, 31, posted a video on Instagram of him and Swift, 35, singing along to the pop star’s 2008 classic “Love Story,” following Swift’s surprise performance at Tight End University earlier in the week.

Taylor Swift Fans Didn't Love What Travis Kelce, Jason Kelce Did on Monday originally appeared on Athlon Sports. Kansas City Chiefs tight end Travis Kelce and his brother, Jason Kelce, were incredibly busy this past week.

While hosts Will Compton and Taylor Lewan talked about encounters they've had with some Swifties, Kelce stayed quiet for the remainder of the segment. The "Are You Smarter Than a Celebrity?" host said the most unexpected thing to get used to while dating one of the biggest stars on the planet is the paparazzi.