Gossip Girl star Leighton Meester turns 25 today! Her on screen character Blair Waldorf knows a thing or two about fashion and it seems Leighton does too!

Here’s a look at some of our favourite looks from her:

Golden Globes January 2011

Country Strong Premiere in December 2010

The Romantics Premiere September 2010

New York Fashion Week 2009

Hollywood Gala Awards October 2010