As if Swifties weren't swooning enough ... Travis Kelce is featured in Taylor Swift's "Eras Tour" docuseries -- and has a major stamp of approval from her mom!
Check out the official trailer for "The End of an Era" -- there's no hiding Trav and Tay's love as the singer's mother, Andrea Swift, gushes over the NFL star ... saying he "brings happiness" to their lives.
There's also an adorable moment that documents the Kansas City Chiefs tight end and "Fate of Ophelia" singer on the phone drawing similarities within each other's lives.