NAOMI WATTS
To hit the parties, she bid au revoir to her Givenchy couture gown and slipped into comfortable Christian Lacroix.
BEFORE

KEIRA KNIGHTLEY
After the ceremony, the nominee kicked off her Vera Wang mermaid dress for a Valentino Couture embroidered tulle gown.
BEFORE

LINDSAY LOHAN
She started the night at Elton John's viewing soiree in Lacroix, then pulled a switcheroo into vintage Versace before the Vanity Fair fete.
BEFORE