Happy Birthday, Leighton Meester! 10 Things You Don't Know About the 'Gossip Girl' (PHOTOS)
The brunette bombshell turns 26 today and in at such a young age, she's accomplished so much. Did you know she starred in a rockstar music video at the start of her GG fame? Do you know where she has her one and only tattoo?
Click through the pics to find out all these answers and more!
Leighton isn't the only famous birthday girl today! She shares her big day with Twilight leading lady Kristen Stewart.