Calvin Harris shared a hilarious throwback picture of himself on Instagram on Tuesday, joking that he and his friend look "f*cking fantastic." In the 2002 photo, Calvin is wearing a striped polo, and with his hair dark and long, he's almost unrecognizable. It's true that Calvin's had quite the transformation [1] over the years, and now the superhot star [2] regularly shows off his abs in selfies and underwear ads. Recently, he opened up about Taylor Swift [3] and their relationship, saying she checks boxes he "didn't even know existed," adding, "It's really ridiculous . . . She's generally an incredible cook and human being." Check out Calvin and Taylor's cutest moments [4], and then see her best moments of the year [5] so far.