"Downton Abbey" star Michelle Dockery in Alexander Vauthier.
Isla Fisher was totally on trend in her pale sparkly Reem Acra gown.
Claire Danes nailed it in this draped Versace gown.
Amy Adams, who starred in this year's "American Hustle," positively stunned in this mermaid Marchesa number.
Blush and nude sparkly dresses were a hot trend on 2013's carpet. Megan Fox sexed it up in Dolce & Gabbana.
Lena Dunham in -- gasp! -- clothes! Just kidding, guys. The "Girls" creator and star looked darling in this aubergine Zac Posen gown.
"New Girl's" Zooey Deschanel opted for a more seductive color than she normally dons and this Oscar de la Renta gown hugs her perfectly.
Golden Globes hosts Tina Fey in L'Wren Scott and Amy Poehler in a Stella McCartney tux.
Fey's shoes were by Salvatore Ferragamo.
This Vera Wang gown swallowed the tiny "Veep" star, but Julia Louis Dreyfus still managed to pull off this multi-hued gown.
Poehler's shoes were by newcomer to the shoe game Charlotte Olympia.
Sarah Hyland proved she can give costar Sofia Vergara a run for the money as sexiest star on "Modern Family."
The then 23-year-old Hayden Panettiere opted for this blush Roberto Cavalli mermaid gown.
America's sweetheart Jennifer Lawrence nailed it in this red Dior Haute Couture gown.
"The Impossible's" Naomi Watts covered up for the Golden Globes in this Zac Posen gown with Lorraine Schwartz bling.
Red carpet rockstar Olivia Munn hit it out of the park with minimal makeup and a jeweled Giorgio Armani gown and Chopard jewels.
Hear that? That's the sound of jaws dropping. Emily Blunt turned heads in this gold Michael Kors cutout gown.
Halle Berry stepped out in this printed Versace gown with a sky-high slit. And can we just say: girl looks damn good for 46.
Rachel Weisz donned a curious Louis Vuitton sheer polka dot gown. We think the fashion risk paid off, what do you think?
Kaley Cuoco (now Kaley Cuoco-Sweeting) was on trend with her nude sparkly princess gown by Zuhair Murad.
"Zero Dark Thirty" took a big risk wearing a dress that seemed prone to a wardrobe malfunction-- but we're happy to report the star kept it all in her Calvin Klein gown all night.
Lucy Liu hit the carpet in Carolina Herrera (a favorite of Sofia Vergara).
J. Lo did what only J. Lo can do: stole the show at the Golden Globes in this nude-illusion Zuhair Murad number
The "Les Miz" crooner knows how to work a carpet-- this elegant beaded Chanel gown truly made Anne Hathaway look like the movie star she is
"Rust and Bone" star Marion Cotillard didn't get it just right in her Dior Haute Couture. The shoes and dress are both beautiful, but they're not quite a match.
One of the night's best dressed stars was Kate Hudson in Alexander McQueen.
Taylor Swift donned a dress in the same aubergine color as Lena Dunham from Donna Karan Atelier. The dress had cutouts and a low-cut back, proving that our little T. Swift is all grown up.
Amanda Seyfried kept it classy in this pale pink Givenchy dress with Fred Leighton earrings.
Lea Michele was one of the best dressed stars of the evening, showing off her tanned and toned physique in this Elie Saab number.
Adele rocked the red carpet in this waist-cinching black Burberry gown. The singer was nominated for her James Bond titled song "Skyfall."
Nicole Kidman strut her stuff in this eye-catching Alexander McQueen gown.
Julianne Moore looked the perfect lady in her Tom Ford two-tone gown.
Jessica Alba wowed in this asymmetrical mermaid gown by Oscar de la Renta. Her bling? None other than Harry Winston.
George Clooney with then-girlfriend Stacey Keibler in a velvet column gown by Armani Privé
Hugh Jackman showed off the current in-style for menswear: a more fitted tuxedo from Louis Vuitton
Ben Affleck donned a midnight blue Gucci tux. Next to him, "Argo" producing partners Grant Heslov and George Clooney wear... fancy men's clothes.
Kristen Wiig went for a plunging neckline in her black Michael Kors dress and finished the look with Christian Louboutin heels.
Angelina Jolie can commit no fashion fauxpas-- and she proved that in this dual-tone Atelier Versace gown at the 2012 ceremony.
Charlize Theron picked the perfect modern princess gown for 2012's Golden Globes, courtesy of Dior couture.
Emma Stone topped almost every 2012 best dressed list in town with this minimalistic peach Calvin Klein Collection gown.
2012 also brought us this form-fitting Versace gown that reminded us Nicole Kidman's still got it.
Sofia Vergara has a good thing going and she's sticking to it-- mermaid gowns hug those curves like nobody's business. 2012 brought us this heavenly Vera Wang number, which she paired with Harry Winston jewels.