Taylor Swift -- Good Luck Keeping Carly Simon's Big Secret
Taylor Swift Good Luck Keeping Carly Simon's Big Secret
![](https://imagez.tmz.com/image/ad/16by9/2013/08/01/adb5590994c15631a455df57bbc21b09_md.jpg)
Taylor Swift has been entrusted with rock's biggest secret -- who Carly Simon's singing about on "You're So Vain" -- which means TSwizzle's probably writing a song right now to spill the beans.
Right, legion of Taylor-haters?