Lambert is only the latest country star who has shared the stage with Swift during her 1989 Tour, where the decidedly pop singer proves she's still a little bit country. Keith Urban, The Band Perry and Sam Hunt also joined Swift in pervious shows. Check out video here.

Taylor Swift Music, DVDs, Books and more Taylor Swift T-shirts and Posters More Taylor Swift News Share this article Related Stories Taylor Swift Makes History With 'Cruel Summer' Taylor Swift Becomes First Female Artist to Reach 100M Monthly Listeners on Spotify Taylor Swift Scores Biggest Debut For An Album This Year Taylor Swift Breaks Records With Speak Now Taylor Version Taylor Swift Announces International The Eras Tour Dates