Fashion Week
Spring '10: Fashion's Night Out
From the Olsens bartending to Posh signing T-shirts, see all the stars who turned out to support shopping in N.Y.C.
More from PEOPLE
ANNA WINTOUR & SIENNA MILLER
The Vogue editor and Hollywood style icon unite for fashion at the Intermix boutique in N.Y.C., with Anna rocking the night's signature T-shirt while Sienna sticks to skinny jeans and a sheer-shoulder top.

