TV Watch

On the Set of Gossip Girl

See Chace Crawford, Taylor Momsen, Blake Lively and other stars behind the scenes of their hit show

STEP SISTERS

Ready for their scene, Blake Lively and Leighton Meester – better known as frenemies Serena van der Woodsen and Blair Waldorf – hang out on the steps of New York's Metropolitan Museum of Art, where the Upper East Side prep schoolers hang out, show off their expensive fashions and – what else? – gossip.