Following Carly Simon Duet, Taylor Swift Knows Who 'You're So Vain' Is About'This past weekend in Foxboro, Mass., Taylor Swift joined a very exclusive club. It's the small club of people who (allegedly) know whom Carly Simon's song "You're So Vain" is actually, truly about. And no, she's not telling.

More From 100.7 Star

Nominate Your School
2nd Chance PromJoin us out on the water for the best flashback river cruise Pittsburgh has ever seen.
Download Now

Listen Live