Taylor Swift fans were convinced that the singer was somehow connected to "Toy Story 5" for weeks. It started as a mysterious countdown clock, and a series of cryptic clues quickly turned into one of the internet’s biggest fan theories.The mystery has been solved! The speculation surrounding a Taylor Swift and "Toy Story 5" collaboration turned out to be true, with the singer officially announcing a brand-new song created for the upcoming Pixar film.Taylor Swift finally put weeks of speculation to rest on June 1 when she confirmed that she has written and recorded a song for "Toy Story 5."The announcement arrived through a new countdown featured on TaylorSwift.com. Visitors were greeted by imagery centered around Jessie, one of the franchise’s most beloved characters, along with a "Toy Story 5" billboard displayed on a hillside in the background. The timer eventually counted down to the reveal that many fans had been predicting for weeks, as per reports by The Wrap and The Rolling Stone. How did the Toy Story 5 rumors begin?You Might Also Like:The road to the announcement began back on April 30 when Swift’s website briefly displayed a countdown featuring visuals that reminded fans of the iconic wallpaper from Andy’s bedroom in the "Toy Story" films.The countdown disappeared shortly after appearing, but it was enough to send Swifties into detective mode.The theories gained even more momentum when mysterious billboards started appearing across cities in the United States, Canada, and the United Kingdom. The signs featured the letters "TS" beneath a Disney Pixar banner and included the familiar cloud-filled design associated with the franchise.Fans quickly noticed another detail: the billboards contained 13 clouds, a number famously connected to Swift, as per reports by The Wrap and The Rolling Stone. What did Taylor Swift announce?When the latest countdown reached zero on June 1, Swift officially revealed that she had written a new song titled "I Knew It, I Knew You" for "Toy Story 5."According to the announcement, the track will be available beginning June 5. Fans will also be able to purchase three Collector’s Edition CD singles featuring regular, piano, and acoustic versions of the song.Swift shared her excitement about joining the franchise in a statement posted to Instagram."I’ve always dreamed of getting to write for these characters who I’ve adored since I was a 5 year old kid watching the first Toy Story movie,” Swift wrote on Instagram. “I fell instantly in love with Toy Story 5 when I was lucky enough to see it in its early stages, and I wrote this song as soon as I got home from the screening. Sometimes you just know, right?”The singer also revealed that she collaborated with longtime creative partner Jack Antonoff on the track. According to a press release, the song was inspired by Jessie and will see Swift returning to her country music roots, as per reports by The Wrap and The Rolling Stone. Why were Swifties convinced all along?The announcement came after several weeks of clues and growing fan speculation. Even members of the film’s creative team acknowledged the theories during an interview. Director Andrew Stanton admitted the rumors caught them by surprise.“I had never seen it before, and it surprised us,” Stanton said of the countdown. “We would be freaking honored.”At the time, Stanton clarified that Swift had not written the movie’s closing song, but he never ruled out her involvement elsewhere in the project, as per a report by The Wrap.Fans also pointed to what they believed were subtle hints from Swift herself. During a public outing in New York City, many noticed that her outfit featured colors matching those used in the "Toy Story 5" promotional artwork.In the end, the theories proved correct. After weeks of countdowns, billboards, and online detective work, Swifties got the answer they had been waiting for.With "I Knew It, I Knew You" arriving June 5 and "Toy Story 5" heading to theaters on June 19, Taylor Swift’s connection to Pixar’s beloved franchise is now officially part of the story.FAQsWhat is Taylor Swift’s new ‘Toy Story 5’ song called?The track is titled "I Knew It, I Knew You."When will the song be released?The song is scheduled to arrive on June 5.