Gossip Girl star Leighton Meester kept it fun, playful and gorgeous in a Louis Vuitton dress at the “Model as Muse: Embodying Fashion” Costume Institute Gala at The Metropolitan Museum of Art in New York City on Monday evening. Talk about colorful!
Meanwhile, co-star Blake Lively showed off a bit of a leg and more in a stunning teal Versace gown (and Chanel Beauté makeup) at the fashion extravaganza.
Here are our girls at the event …






