In an interview with People, singer songwriter Carly Simon finally confirmed the long-time rumor that her hit song "You're So Vain" is about (at least) one of her famous exes. She's been romantically linked with a lot of Hollywood hunks, including Mick Jagger, Kris Kristofferson, Jack Nicholson and Cat Stevens. And the winner is...Warren Beatty! We're all drunkenly singing about Warren Beatty:

Or, at least, we're singing part of the song about Warren Beatty. See, he's only one verse out of the piece. Carly Simon has dated a LOT of total a-holes. She says:

Sources: People