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Leighton Meester's a Mean Green Power Walking Machine
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March 2 2010, Published 4:05 a.m. ET
It's not easy being green — especially while wearing neon yellow heels! Leighton Meester's power walk is so powerful that she walked right out of her heels on the set of Gossip Girl in NYC on Monday. Leighton was quick to laugh it off — a little wardrobe malfunction won't stop Blair Waldorf!
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A very bright and cheerful Leighton was spotted out in NYC filming GG scenes in a neon green and yellow ensemble.
OK! HOT GALLERY: GOSSIP GIRL CAST GATHERS FOR BOOK CELEBRATION
Leighton walked across the street with a purpose, but even the most focused of power walkers can get tripped up!