KEIRA KNIGHTLEY
Knightley updated the little black dress at the launch of Asprey's new London store.
MISCHA BARTON
For a Baverly Hills Prada store opening, Barton picked a full-skirted, pleated Prada dress.
CATHERINE ZETA-JONES
Looking runway-ready in Versace, Zeta-Jones took in the designer's spring fashion show in Milan.
CAMERON DIAZ
The bodice-conscious actress wore a Louis Vuitton dress at the Cannes Film Festival.
REESE WITHERSPOON
At the Manhattan premiere of Vanity Fair, the film's star set off her newly brunette hair with a coral chiffon Alberta Ferretti.
BRIDGET MOYNAHAN
The I, Robot actress picked a formatting Narciso Rodriguez halter dress for the film's L.A. premiere.
CHRISTINA APPLEGATE
The Anchorman actress slipped into a sequin-and-chiffon Blumarine for a Hollywood awards gala.
NAOMI WATTS
The best actress nominee went strapless to the SAG Awards in a Roland Mouret corset dress.
NATALIE PORTMAN
Portman made a winning choice with a dress from Zac Posen, who earned high honors at the CFDA Awards.
AMBER TAMBLYN
Tamblyn showed a flare for style in a tea-length Monique Lhuillier at the People's Choice Awards.
THANDIE NEWTON
At an L.A. premiere, Newton joined a Miu Miu dress with a Prada clutch arid shoes.
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