No spray tan for Anne Hathaway, who told an interviewer, "I think, 'Embrace who you are.'"

Amy Adams kept her accessories light for the evening by carrying an empty purse.

Jennifer Garner went solo while hubby Ben Affleck was taping Jimmy Kimmel Live.

Penélope Cruz
CHANEL HAUTE COUTURE
"She can pull off dramatic looks," says Cruz's makeup artist, Chanel's Rachel Goodwin. The star accessorized with a Roger Vivier clutch and Chopard jewels.

ANNE HATHAWAY
MARCHESA
"I saw it and said, 'That's heaven,'" Hathaway raved of the gown, which she chose after spotting it at a Feb. 6 fashion show. Completing the look? Harry Winston diamonds.

CAMERON DIAZ
DIOR BY JOHN GALLIANO
Pretty in pink, Diaz opted for "something very clean, nothing too fancy," she said of the silk taffeta gown she chose, along with Bulgari gems and a Roger Vivier clutch.

AMY ADAMS
PROENZA SCHOULER
"I was going for fun, Hollywood and glamour," said Adams of the elegant emerald gown she paired with a Fred Leighton bag and earrings.

MARION COTILLARD
GAULTIER PARIS
"There was so much happiness and lightness," says Chanel makeup artist Angela Levin of the star's Oscar look, complete with Chopard jewels and a Daniel Swarovski bag.

JENNIFER GARNER
OSCAR DE LA RENTA
Garner paired her embroidered gown with a Roger Vivier clutch and Van Cleef & Arpels diamonds. "It's beautifully made," she said. "It fits like a glove."