Posted on Wed Sep 22nd, 2010 2:57pm PDT
Or she's just grinning because she gets to wear that fab outfit on the Gossip Girl set!
Blake Lively, who's currently starring in the Ben Affleck flick The Town in theaters, appeared absolutely ecstatic yesterday in New York while filming her hit TV show. You know Leighton is all annoyed that Blake is a movie star for a week - you know it!
SEE THE GALLERY The Gossip Girl Cast Loves To Wear Coats
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