1 of 17
The My Week with Marilyn – a best actress nominee – stuns in a sleeveless black-and-white draped Chanel gown and Fred Leighton for Forevermark jewels.
2 of 17
3 of 17
Making waves in a rippled black Alaïa Haute Couture dress and platinum earrings by Bulgari, the Young Adult – also a best actress nominee – looks all grown up for her big night out.
4 of 17
The Help star – and best actress winner – keeps to her favorite cut and color scheme, donning a flowing red V-neck Raoul gown and Bochic tassel earrings.
5 of 17
Taking her usual fashion-forward stance, Diane pairs her yellow-and-blue chiffon Prada gown with bold House of Lavande bracelets and a hot-pink Prada clutch.
6 of 17
main squeeze plays the part of hot date in a dreamy white Giorgio Armani dress, Marchesa clutch, René Caovilla shoes and Kwiat and Kara Ackerman jewels.
7 of 17
The Martha Marcy May Marlene starlet is all smiles in her short frock and nude peep-toes – both by Emilio Pucci – rings by Kara Ackerman Designs and Meus, and a Lena Erziak clutch.
8 of 17
The Help’s best supporting actress nominee sets off her red hair with a bubble-gum-pink Balenciaga by Nicolas Ghesquière column, Jimmy Choo heels and Palladium earrings.
9 of 17
She may not be in a design of her own, but Bridesmaids’s best supporting actress nominee still manages to shine in a navy David Meister gown with portrait neckline.
10 of 17
Melancholia’s is anything but sad in her playful black Dior frock – which features bow details and a tulle panel around the knees – accented with Jimmy Choo sandals and Harry Winston jewels.
11 of 17
Flower child and best young actress nominee Elle – who’d “rather look like a 2-year-old than a 21-year-old” – thinks spring in a tiered seafoam Rodarte gown with a breezy botanical overlay.
12 of 17
Red alert! The Cougar Town actress is a standout in a fitted watermelon gown accentuated with Irene Neuwirth jewelry, bold lips and a voluminous updo.
13 of 17
Who said she had nothing to wear? The Help star – and best supporting actress winner – flaunts her curves in a draped V-neck jersey dress with jewel detail by Tadashi Shoji accessorized by a black satin and crystal Swarovski clutch.
14 of 17
The young Descendants darling – a best young actress nominee – keeps her look simple, opting for a pale gray Calvin Klein Collection halter column that skims the carpet.
15 of 17
Someone’s ready for a party! The Artist’s breakout star brings some sparkle to the red carpet in a dazzling beaded Elie Saab cocktail dress, Edie Parker clutch, Chopard earrings and Jimmy Choo sandals.
16 of 17
Just 14 years old, Chloë sticks to her age-appropriate aesthetic in a patterned black Chanel dress with a bejeweled neckline and textured short sleeves.
17 of 17
EVAN RACHEL WOOD
With her hair short and her neck bare, the Ides of March keeps the focus on her strapless black Valentino gown (and clutch) and Dana Rebecca Designs earrings.
14 Actual Outfits You Can Wear With Leggings, Inspired by Celebs
The Sexy Cast of Younger Shares Their Secrets to Feeling, Well, Younger!
Who's Caroline Manzo's Most Stylish Son? The Manzo'd with Children Star Gets Candid!
Taylor's Shag! Chrissy's Curls! See How Stars Transformed Their Tresses Over the Weekend
Mary-Kate and Ashley Olsen Join More Style Stars at Lavish A-List Wedding in the South of France