On 'SNL,' Sabrina Carpenter performed the lead single and another track from her latest album, 'Man's Best Friend.'

The pop star’s Saturday Night Live appearance played into her reputation as a provocateur.

For Swift’s 12th studio album, The Life of a Showgirl, the artist kept the writing credits lean. Working on the entire project with producers Max Martin and Shellback, she created a sonically cohesive story from start to finish, letting listeners in behind the scenes of what has categorically been a momentous last few years for the singer.

Check out the October 18 Host and Musical Guest's long list of screen credits, from Law & Order: Special Victims Unit to Disney and beyond.

Sabrina Carpenter had the double duty of being host and musical guest on Saturday Night Live on Oct. 18, but some were more interested in a past musical guest, who just passed away, not being honored

Carpenter’s hair, which is usually styled into big, voluminous waves, was instead a cloud of curls. She chose tight ringlets that beautifully framed her face, thanks to her layered haircut. Even her signature curtain bangs were curled perfectly.