Costume Institute Gala: See the Dresses!

J.Lo, Renée and a pregnant Naomi Watts wow the NYC crowd. By Andrea DeSimone

01 of 16

JENNIFER LOPEZ

JENNIFER LOPEZ
Gilbert Flores/Celebrity Photo

The singer was ’40s glam in a long silver beaded Marchesa dress with Roger Vivier clutch.

02 of 16

JENNIFER GARNER

JENNIFER GARNER
RD/Leon/Retna

Escorted by designer Valentino himself, the normally casual mom wows in a bright red vintage Valentino Haute Couture gown and Neil Lane jewels.

03 of 16

NAOMI WATTS

NAOMI WATTS
Michael Loccisano/FilmMagic

The mom-to-be doesn’t compromise style for comfort in her stunning black-and-navy ruffled Zac Posen design and Neil Lane diamonds.

04 of 16

KATE MOSS

KATE MOSS
Humberto Carreno/Startraks

The supermodel-turned-designer puts one of her own TopShop creations to the red carpet test and gets rave reviews.

05 of 16

LUCY LIU

LUCY LIU
Evan Agostini/Getty

The petite star pops in a vibrant purple Zac Posen number with ruffled train and Fred Leighton jewels.

06 of 16

JENNIFER HUDSON

JENNIFER HUDSON
Lawrence Lucier/FilmMagic

Before performing for the A-list crowd, the Oscar winner sparkles on the red carpet in a one-shouldered Michael Kors gown with Lorraine Schwartz jewels.

07 of 16

RENéE ZELLWEGER

RENéE ZELLWEGER
Dimitrios Kambouris/WireImage

The actress goes for a classic look in a slinky Carolina Herrera beaded dress and Van Cleef & Arpels jewels.

08 of 16

JESSICA SIMPSON

JESSICA SIMPSON
Jamie McCarthy/WireImage

The Blonde Ambition star shows off her tan in a plunging metallic Roberto Cavalli halter dress with Lorraine Schwartz gems.

09 of 16

LIV TYLER

LIV TYLER
Seth Wenig/AP

The raven-haired beauty sets off her creamy complexion in a bright teal, custom silk Calvin Klein Collection gown and Van Cleef & Arpels jewels.

10 of 16

CAMERON DIAZ

Image
Seth Wenig/AP

The Shrek the Third star wears a playful fuscia silk organza dress from Dior by John Galliano paired with turquoise stone jewelry by Fred Leighton.

11 of 16

LINDSAY LOHAN

LINDSAY LOHAN
Gilbert Flores/Celebrity Photo

In a Zac Posen gown, with Bally custom-made accessories and Van Cleef & Arpels jewels, the actress arrived fashionably late to the event.

12 of 16

SCARLETT JOHANSSON

SCARLETT JOHANSSON
Peter Kramer/Getty

Another night, another designer! The actress and Louis Vuitton model goes with a Stella McCartney party dress, black fishnets and Van Cleef & Arpels jewels.

13 of 16

MARY-KATE OLSEN

MARY-KATE OLSEN
Dimitrios Kambouris/WireImage

The fashionista abandons her grunge look for a floor-length feathered Lily et Cie gown with Aliah belt and Fred Leighton ring.

14 of 16

ASHLEY OLSEN

ASHLEY OLSEN
BRIAN ZAK/GAMMA

There’s no confusing the sisters tonight! The other Olsen looks sleek and chic in a never-been worn John Galanos belted white sheath with Fred Leighton jewels and Lily et Cie clutch.

15 of 16

SANDRA BULLOCK

SANDRA BULLOCK
Peter Kramer/Getty

The actress shows a sweet side in a berry-toned Alberta Ferretti strapless dress and Lorraine Schwartz flower cuff.

16 of 16

KATE BOSWORTH

KATE BOSWORTH
Dimitrios Kambouris/WireImage

Paying homage to the night’s roaring ’20s theme, the actress glows in a champagne-colored Prada number and Fred Leighton jewels.

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