Taylor Swift and Carly Simon are both blond singer-songwriters, and the comparisons don’t end there. They also get asked a certain question pretty often: Who did you write that song about? In Simon’s case, everyone wants to know the subject of “You’re So Vain,” which has been rumored to be about everyone from Mick Jagger to Warren Beatty. In Swift’s case, every love song is up for speculation.
So it’s only appropriate that Swift brought Simon out onstage Saturday night to sing “Vain” during her Red Tour stop in Foxborough, Mass. Watch the entire performance below:
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