The "Starry Eyed" singer sure knew what she was singing about as Harris, 31, and Swift, 25, have now been dating since earlier this year, being very public about their romance and sharing cute pics on social media.
"How did I set up Taylor and Calvin? It just kind of happened," Goulding, 28, tells the mag. "They're both good people, both dear friends. I thought it might work — and it did."