One of the greatest mysteries in popular music always asked the question: Who did Carly Simon write "You're So Vain" about. 43 years later, she finally spilled the beans.

Carly Simon revealed in her new memoir "Boys in the Trees" that the second verse of the song was written about Warren Beatty. Mick Jagger, David Bowie and James Taylor were a few of the names who have been tossed around since the songs release in 1972.

Before today's news, who did you think "You're So Vain" was about? Take our poll below:


More From New Jersey 101.5 FM