Leighton Meester's hair has been an important topic of conversation since she was casted as the infamous brunette, Blair Waldorf. But before her days on Gossip Girl, Leighton actually looked more like a "Serena" with her blonde hair.
Gossip girlLeighton Meester's tousled, softly textured blonde hair is swept back into a loose bun for a natural-looking party hairstyle. Description from haircutshairstyles.com. I searched for this on bing.com/images