Oscars Best Dressed

Best Supporting Actress winner Cate Blanchett (for her portrayal of Katharine Hepburn in The Aviator) lights up the red carpet in a lemon Valentino gown, set off with a chocolate bow at the waist and a sparkling brooch at her shoulder.

Best Supporting Actress nominee Natalie Portman (for Closer) commands the red carpet in her signature look, a shimmering Art Deco-style Lanvin gown topped off with a sparkling headband.

Best Actress winner Hilary Swank (for Million Dollar Baby) looks like a million bucks in a daring, backless midnight-blue Guy Laroche gown.

Polished Spider-Man actress and Oscar presenter Kirsten Dunst embodies Hollywood elegance with her form-fitting, black lace dress.

Pop star Beyoncé Knowles, who performed three Oscar-nominated songs including "Learn to Be Lonely" from The Phantom of the Opera, shows off her sexy curves in a graceful vintage Versace.

In sleek silver, Oscar presenter (and past Best Actress winner) Halle Berry is stunning in a multi-textured Atelier Versace gown that flows in crepe, sequins and satin over her toned frame.

The Phantom of the Opera star Emmy Rossum shines in a classic ruby Ralph Lauren gown paired with matching gems from Harry Winston.

Sophie Okonedo, a Best Supporting Actress nominee (for Hotel Rwanda), looks fairy-tale lovely in a full-skirted, strapless white Rochas gown with minimal accessories.

Oscar presenter Salma Hayek sparkles in a flamenco-inspired, custom-made Prada gown, accented with bows and sequined flowers.

Best Actress nominee Catalina Sandino Moreno (for Maria Full of Grace) floats down the red carpet in a heavenly, body-hugging white Roberto Cavalli gown set off with crystal-encrusted straps and pearl-drop earrings.

House of Flying Daggers actress and Oscar presenter Ziyi Zhang comes out a fashion winner in a glamorous black Monique Lhuillier gown and glittering Bulgari diamonds.