Leighton Meester (Blair) Hairstyles. Leighton aka Blair off Gossip Girl is known for having a chic style and her hairstyles are always eye catching. From straight styles to curly looks her hairstyles are kept modern and stylish. Leighton is always known to mix up her hair colors and occasionally show off her roots which is actually one of the hottest new hair trends of the season. Look below to see Leighton and her best hair looks.

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