"It's from Valentino's last collection, so it's really cool to have this last piece of art," said Cyrus, who accessorized with a Mary Norton clutch and Neil Lane jewels.
"We wanted to go for a Roman-retro look," said Chanel makeup artist Monika Blunder of the star, who completed her look with diamonds and a Jimmy Choo bag.
HAUTE COUTURE BY JOHN GALLIANO
"I feel like a princess," said Klum of the gown, which is being donated to Diet Coke's Red Dress Sweepstakes. Her bling is from her own collection for Mouawad.
"I wanted a warm but dramatic dress," said the star, who opted for Swarovski-studded sleeves and diamonds from H. Stern and Fred Leighton.
"I feel great—and I feel warm!" laughed the Supporting Actress nominee, who combated 50° weather with a jacketed dress (and Jeffrey Rackover jewelry).