• Taylor Swift's new album, "The Life of a Showgirl," includes a duet with Sabrina Carpenter. • Carpenter joins an assortment of artists who have been featured on a Taylor Swift song. • They include Post Malone, Ice Spice, Kendrick Lamar, Phoebe Bridgers, Hayley Williams, and more.

Come October, when Taylor Swift releases her new album, "The Life of a Showgirl," she will add a new face to the cast of characters in her discography.

Although Swift has collaborated with a variety of artists and producers throughout her career, only 25 have been featured on one of her songs.

They're all listed below, in loose chronological order.

Song(s): "Breathe," "Breathe (Taylor's Version)"

Album(s): "Fearless," "Fearless (Taylor's Version)"

Backstory: Colbie Caillat, best known for hits like "Bu

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