The cast of Gossip Girl was joined by special guest star Tyra Banks yesterday while filming scenes in NYC. Leighton Meester cuddled up to her real-life boyfriend Sebastian Stan between takes, looking happy despite recently having to nix the sex tape rumors. Newbie Hilary Duff wore a familiar dress as she worked with Penn Badgley, while Blake Lively brought her puppy Penny along again. Ed Westwick was also on hand looking dapper as always, while speculation continues about his off-camera relationship with Jessica Szohr.

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