: The relationship reportedly soured after Harris did an interview with Ryan Seacrest where he dismissed the idea of ever collaborating with Swift.
When the song was first released, the songwriting credits listed Calvin Harris alongside a mysterious "Nils Sjöberg". Swift later revealed she chose this Swedish pseudonym—a combination of two of the most popular male names in Sweden—to prevent her high-profile relationship with Harris from overshadowing the music. She wanted the work to speak for itself, drawing inspiration from how Prince secretly wrote "Manic Monday". The Reveal and the Fallout taylor swift this is what you came form4a hot
: During her June 14, 2024, Eras Tour show in Liverpool, Swift surprised fans by performing an acoustic mashup of "This Is What You Came For" and "Gold Rush". : The relationship reportedly soured after Harris did
Calvin Harris confirms Taylor Swift wrote This Is What ... - BBC She wanted the work to speak for itself,
The secret didn't stay hidden for long. In July 2016, following the couple's breakup, Swift’s representatives confirmed she was indeed the primary songwriter.