India, June 10 -- Taylor Swift remains unbeatable at planning surprises for her fans. The singer joined the cast of Disney and Pixar's Toy Story 5 at the world premiere of the film, but that was not all. Not only did she walk the red carpet, but she also performed her song, I Knew It, I Knew You, at the premiere. Toy Story 5 releases in English and Hindi in cinemas on 19th June.

Videos from the premiere soon surfaced on social media, showing the singer joining composer Randy Newman on stage to perform the song, earning a rousing response from the audience. Taylor was seen wearing a gorgeous sunshine-yellow outfit and walked up on stage to perform her new song with Randy, who was at the piano. Besides singing the newly released song, Tayl...