YSL premiere: Nicky Hilton, Martha Stewart and Nicole Miller

Nicky Hilton attends The Weinstein Company's "Yves Saint Laurent" premiere hosted by Yves Saint Laurent Couture Palette & The Cinema Society at Museum of Modern Art. (AFP/Getty)

Pic: AFP/Getty

Martha Stewart and Nicole Miller (AFP/Getty)

Lyndsay Ellingson (AFP/Getty)

Olivia Palermo (AFP/Getty)

Pierre Niney and director Jalil Lespert (AFP/Getty)

Julie Henderson (AFP/Getty)

Louisa Krause (AFP/Getty)

Stephanie March, Fern Mallis and Teresa Moore (AFP/Getty)