Red Carpet Arrivals

Reese Witherspoon

Reese Witherspoon

is pure elegance in a layered chiffon gown from Nina Ricci.

Penelopé Cruz

The actress dazzled on the red carpet in Atelier Versace. She was simply breathtaking in a dusty rose strapless form-fitting bodice with a billowy skirt. Cruz is nominated for Best Performance by an Actress in a Leading Role for her performance in Volver.

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Marc Anthony, Jennifer Lopez

Jennifer Lopez

shot some smiles with a Dior-dressed Marc Anthony. The style icon brought along some built-in bling: Her empire-waist Marchesa gown includes a neckline made with strands of sparklers.

For complete style coverage of the 79th Annual Academy Awards, click here.

Helen Mirren

The elegant star was ravishing in a beautiful beaded Christian Lacroix gown on the red carpet. The British-born actress is nominated for Best Performance by an Actress in a Leading Role for her role in The Queen. This is her third Academy Award nomination.

For complete style coverage of the 79th Annual Academy Awards, click here.

Jada Pinkett Smith, Jaden Smith, Will Smith

Oscar night proved to be a family affair for the Smiths. Jada dazzled in a copper strapless gown with corset styling by Carolina Herrera and her leading men, husband Will and son Jaden, were dashing in David August tuxedos. Will Smith is nominated for Best Performance by an Actor in a Leading Role for his performance in The Pursuit of Happyness. This is his second Academy Award nomination. Jaden is a presenter.

For complete style coverage of the 79th Annual Academy Awards, click here.

Cate Blanchett

Nominee Cate Blanchett is luminous in a shimmering Armani Privé gown in gunmetal gray with a single embellished shoulder strap.

Meryl Streep, Nicole Kidman

Two grand dames of acting: Meryl Streep and Balenciaga-clad Nicole Kidman.

Kate Winslet

The Little Children actress looked radiant in a pastel green one-shoulder Valentino gown accented with gold jewels and gold metallic Rickard Shah shoes. The British beauty is nominated for Best Performance by an Actress in a Leading Role. This is her fifth Academy Award nomination.

Jennifer Hudson

Dreamgirl

Jennifer Hudson

looks fashion-forward in a draped Oscar de la Renta gown and a silver bolero jacket.

For complete style coverage of the 79th Annual Academy Awards, click here.

Naomi Watts

Naomi Watts

looked light and luscious in a lemon-yellow gown from Escada. She walked the red carpet with longtime pal Nicole Kidman.

For complete style coverage of the 79th Annual Academy Awards, click here.

Peter Sarsgaard, Maggie Gyllenhaal

New parents Peter Sarsgaard and Maggie Gyllenhaal are enjoying a night out in style. Gyllenhaal dazzles in a single-shouldered Proenza Schouler sheath gown in black and midnight blue with a feather-trimmed hem. Sarsgaard conjures up Cary Grant in his single-breasted tuxedo with a traditional bowtie.

For complete style coverage of the 79th Annual Academy Awards, click here.

Forest Whitaker, Keisha Whitaker

Keisha Whitaker

stole the show from her Oscar-nominated husband Forest Whitaker in her yellow satin gown accessorized with pink diamonds. A draped back decorated with beaded flowers revealed her sultry shape.

For complete style coverage of the 79th Annual Academy Awards, click here.

Beyoncé Knowles

Beyoncé

shows some leg in a soft mint-green Armani Privé gown with a jeweled strap. The Sports Illustrated cover girl lets her long, loose hair be her best accessory.

For complete style coverage of the 79th Annual Academy Awards, click here.

Jessica Biel

Presenter Jessica Biel looks tickled pink to walk the red carpet at the Kodak Theatre. The star of the upcoming films Next and I Now Pronounce You Chuck and Larry shines in an Oscar de la Renta frock.

For complete style coverage of the 79th Annual Academy Awards, click here.

Cameron Diaz

The star of The Holiday contrasted her brunet locks with a shoulder-baring white Valentino gown with a dramatic fold-over top and asymmetrical fishtail train. She accesorized her look with a silver clutch, bejeweled bangles and Brian Atwood heels. Diaz is a presenter at the Academy Awards.

For complete style coverage of the 79th Annual Academy Awards, click here.

Kelly Preston, John Travolta

Kelly Preston

shows off her wild side in a leopard-print Dolce & Gabbana gown; husband John Travolta goes traditional in Armani and youthful new do.

For complete style coverage of the 79th Annual Academy Awards, click here.

Sacha Baron Cohen, Isla Fisher

The actor-producer of Borat: Cultural Learnings of America for Make Benefit Glorious Nation of Kazakhstan was handsome in a classic tuxedo accented with an elegant black tie.

For complete style coverage of the 79th Annual Academy Awards, click here.

Kirsten Dunst and brother Christian Dunst

The Marie Antoinette star wore a pale beaded Chanel Couture gown with feather accents on the red carpet. Face-framing bangs and deep red lips complemented her glamorous look. Dunst is a presenter tonight.

Portia de Rossi

The Arrested Development actress turned heads on the red carpet in a sexy navy gown with an open back. Elegantly braided straps added drama to the clean silhouette of her dress, and a fuss-free ponytail with soft curls kept her look pretty and modern.

For complete style coverage of the 79th Annual Academy Awards, click here.

Rachel Weisz

A presenter for the Academy Awards, Weisz looked stunning in a silver Vera Wang strapless gown with a sweeping train of satin and tulle. Conjuring Old Hollywood glamour, the star, who won the Best Actress in a Supporting Role award last year for her performance in The Constant Gardener, completed her look with deep burgundy lips, porcelain skin and a softly waved updo.

Vote for your favorite Oscar dress here.