Here’s what to know about Tight End University after Taylor Swift's surprise performance during a benefit concert at Nashville's Brooklyn Bowl.

When the biggest pop star in the world is dating the most famous tight end in the NFL, it's only fitting the pop star would show up to perform as part of the Tight End University event in Nashville.

Six months after she performed the last concert of the Eras Tour, Taylor Swift was finally ready to shake off her hiatus from the stage — at least for the length of one rousing song — as she picked up an acoustic guitar and sang “Shake It Off” for a stunned audience at a club