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REESE WITHERSPOON
VINTAGE CHRISTIAN DIOR
"This is an original Christian Dior from 1955," said the Oscar winner. "I found it in a vintage store in Paris. It has a lot of love in it."

KEIRA KNIGHTLEY
VERA WANG
The Best Actress nominee credited her gown for her cool composure. "I'm strapped in. It keeps me upright!"

JENNIFER LOPEZ
VINTAGE JEAN DESSES
With her gown—from L.A.'s Lily et Cie—and vintage Fred Leighton diamonds, she felt "sorta like Grace Kelly."

JENNIFER ANISTON
ROCHAS
The presenter accessorized her gown with a $5,500 gold and alligator clutch from designer Lana Marks.

NICOLE KIDMAN
BALENCIAGA
The presenter wore matching $850,000 Fred Leighton bracelets and carried Bottega Veneta's antique silver Enamel Knot bag.

CHARLIZE THERON
DIOR BY JOHN GALLIANO
Her eight-carat diamond Chopard earrings were set off by the oversized flourish on her silk satin gown.

LOVE IT OR HATE IT?
79% of People.com voters weren't bowed over by Theron's dress.

CHAMPAGNE DREAMS
BUBBLING OVER WITH BRILLIANT BEADWORK OR DELICATE DETAILING, THESE GOWNS LOOK BOTH ELEGANT AND EFFERVESCENT

JESSICA ALBA
ATELIER VERSACE
"You look like an Oscar," teased beau actor Cash Warren, between kisses. She shined in gold chiffon, lace and tiny sequins.

JENNIFER GARNER
MICHAEL KORS
New mom Garner's hand-embroidered silk tulle gown hid "a really good girdle," said Garner, who carried a gold Tod's clutch.

UMA THURMAN
ATELIER VERSACE
Gold-thread beading and silk chiffon elevated Thurman's pale pink lamé gown, as did her rose-cut diamond earrings by Fred Leighton.

NAOMI WATTS
GIVENCHY
"Classic with a modern edge," she said of her dress, which required "a bit of stitching-in." The David Yurman model wore his rose-quartz earrings and ring.

LOVE IT OR HATE IT?
Only 17% were wild for Watts's choice

BEST NOIR
SEXY AND SOPHISTICATED, THESE BLACKS GO BEYOND BASIC

FELICITY HUFFMAN
ZAC POSEN
To remind viewers that the Transamerica star is all girl, Huffman took a plunge in black duchesse satin—and $2 million of a girl's best friend, courtesy of Martin Katz. The look came together, she said, "like alchemy."

RACHEL WEISZ
NARCISO RODRIGUEZ
"He made three dresses for me," said the seven-months-pregnant winner, of her designer friend. She chose this one just hours before showtime.

HILARY SWANK
ATELIER VERSACE
More revealing than her dress? Swank, separated from Chad Lowe, still wore a wedding band. She also wore the same Chopard diamond earrings as she did for her 2005 win.

COLOR GUARD
IT WASN'T JUST THE JEWELS THAT DAZZLED. THE JEWEL TONES DID TOO

JADA PINKETT SMITH
ROBERTO CAVALLI
The actress prepped apart from husband Will Smith. "He likes to clown too much. This is a serious situation! I have to separate myself."

MICHELLE WILLIAMS
VERA WANG
Williams paired her gown with a 19th-century diamond necklace and ring from Fred Leighton and a Judith Leiber clutch.

SALMA HAYEK
ATELIER VERSACE
She wisely kept her accessories elegant—and expensive: $4.3 million in diamond jewelry and a Nancy Gonzalez purse.

HOT POCKETS
LIPSTICK? CHECK. ALTOIDS? GOT 'EM. THESE FULL SKIRTS' BUILT-IN STORAGE LET STARS TRAVEL LIGHT
MAGGIE GYLLENHAAL
BOTTEGA VENETA
The straps may look complicated, but "choosing this dress was simple," she said. "I didn't want to make a big deal out of it."

SANDRA BULLOCK
ANGEL SANCHEZ
Were pockets a plus? "Oh, yes!" said Bullock, who didn't have to ask her date, Speed co-star Keanu Reeves, to carry things.
RETURN ENGAGEMENT
Sanchez also designed her wedding dress

AMY ADAMS
CAROLINA HERRERA
The dress was just a start. The Junebug star also wore aquamarine-and-diamond earrings on loan from Herrera herself.

MARCH OF THE PARTY GIRLS
OSCAR'S OTHER FASHION SHOW—AT BASHES AROUND TOWN—IS LOWER PRESSURE, BUT STILL HIGH-WATTAGE

MISCHA BARTON
AZZARO BY VANESSA SEWARD
The O.C. star went with the season's black-and-white trend for the afterparties.

KATE BOSWORTH
CALVIN KLEIN
She paired her red silk chiffon (from the fall 2006 collection) with Jimmy Choo heels.

KERRY WASHINGTON
GAULTIER PARIS
Arriving at Morton's, the Ray actress showed off an olive green chiffon dress from Jean Paul Gaultier's spring/summer 2006 collection.

MADONNA
VERSACE
To set off a pink frock by her pal Donatella Versace, Madonna chose $10 million in Neil Lane jewels.

SHE ROCKED!
The star wore $10 million worth of diamonds
HEIDI KLUM
MICHAEL KORS
The Project Runway host relied on fellow judge Kors for a silk chiffon halter gown sprayed with crystals.

TERI HATCHER
LANVIN
The Desperate Housewives star cheered on Felicity Huffman in a linen gabardine cocktail-length dress by Alber Elbaz for Lanvin.

  • Contributors:
  • WRITTEN BY Olivia Abel,
  • Joyce Chang,
  • Danielle Dubin,
  • Rennie Dyball,
  • Eleni Gage,
  • Michelle Green,
  • Mike Lipton,
  • Jason Lynch,
  • Bob Meadows,
  • Joanna Powell,
  • Lisa Russell,
  • Karen S. Schneider,
  • Jill Smolowe,
  • Chris Strauss,
  • Michelle Tan,
  • Michelle Tauber,
  • Alex Tresni.