Carly Simon finally reveals the subject of You're So Vain

For years there has been debate about which of Carly Simon's ex-boyfriends could have inspired the hit song You're So Vain.But while former lovers Mick Jagger, Kris Kristofferson, Cat Stevens and Warren Beatty were left wondering whether 'this song is about you', they have been proved wrong.For the Seventies singer has finally revealed the real inspiration behind her hit track wasn't a