Swift released an original song for "Toy Story 5," titled "I Knew It, I Knew You."

Taylor Swift attended the 'Toy Story 5' world premiere in support of her new soundtrack song 'I Knew It, I Knew You.'

The superstar, who wrote original song "I Knew It, I Knew You" for the new movie, walked the carpet on Tuesday night in L.A.

Taylor Swift made a stop at the Dolby Theatre for the premiere of 'Toy Story 5' on Tuesday night in Los Angeles.

‘It means the world to me to be a small part of these films,’ said Swift

Billboard takes you inside the 'Toy Story 5' world premiere, where Taylor Swift's "I Knew It, I Knew You" live debut was just part of the story.

Taylor Swift joined the Toy Story 5 cast at the film premiere in LA, after releasing I Knew It, I Knew You for the soundtrack.

At the Los Angeles premiere of Toy Story 5, Taylor Swift gave a surprise performance. The film releases in theatres on June 19.

Swift sat at a piano in a full-length gown on stage at the Dolby Theatre and sang “I Knew It, I Knew You,” the song she wrote for the new “Toy Story” installment.

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"Toy Story 5" opens in theaters on Friday, June 19.

La cantante también interpretó “I Knew It, I Knew You”, la canción que escribió para la nueva entrega de la franquicia animada

The 36-year-old pop megastar performed 1995 smash hit You've Got A Friend in Me from the original Disney film at the Toy Story 5 premiere at the Dolby Theatre in Los Angeles on…

Swift released an original song for "Toy Story 5," titled "I Knew It, I Knew You."