Leighton Meester Dyes Her Hair Platinum Blonde!

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Leighton Meester is having a blonde moment! The "Gossip Girl" star debuted an edgy, new platinum 'do on Instagram on Tuesday after ditching her signature brunette locks. Check her out!

Tags: Access, Leighton Meester, gossip girl, Nexxus, Aura Friedman, Jayne Mansfield, Blair Waldorf, Hair
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