Best & Worst Hair

Diamonds may sparkle, but a star's most eye-catching Oscars accessory is her hairstyle. See whose shined and whose fell flat.

WORST HAIR

Of course a fancy updo is a good choice for Hollywood's biggest night, but Marcia Gay Harden (nominated for Best Supporting Actress for her role in Mystic River) took the concept way too far. It's too teased, too stiff, too big – and just too much.