Taylor Swift fans did a double-take when her old pal, Ed Sheeran posted a series of throwback photos, as the pop superstars looked nearly unrecognizable in the never-before-seen snaps. On April 29, Sheeran, 34, took to Instagram with a post filled with old photos, many of which featured the “Shake It Off” singer, 35.

Ed Sheeran has shared a wealth of memories from his old phone, including decade-old photos of pals such as Taylor Swift, Calvin Harris, Niall Horan and Louis Tomlinson.