Carly Simon's Big Reveal 14.74K Doree Shafrir 02/26/10 01:41PM Filed to: Really old blind items Really old blind items carly simon David Geffen Gettypic The "You're So Vain" guessing has finally ended, much to the chagrin of narcissistic old musician dudes like James Taylor who thought it was about them. And it's... David Geffen?! WTF? (Update: Maybe not!) [The Sun] [Pic: Getty]