This week, we loved Lauren Santo Domingo's pretty Chloé number. Alexa, who we're always a fan of, looks great in dressed down Mulberry. Rachel Bilson and Kate Bosworth both looked great in Vanessa Bruno at the designer's birthday dinner. Rising star Zoe Kazan is cute as ever in Cynthia Rowley.

“I couldn’t pull off your dress,” Ms. Sevigny said to Ms. Santo Domingo, “and you couldn’t pull off mine.” --Overheard by Cathy Horyn at last night's

more This week was all about belted waists and interesting details. Michelle Williams stunned in a Dior number with a very plunging neckline. Rachel

Last night, the Metropolitan Museum of Art hosted their annual Costume Institute benefit with the Gap and Vogue. It's the Oscars of fashion, the on