Supermodel Alessandra Ambrosio glitters in Zuhair Murad, one of Hollywood's favorite red-carpet designers.
Actress Alice Eve stands out in a bold shade of orange-red.
Allison Williams of HBO's Girls looks sweet in Valentino.
Amanda Seyfried and Samantha Barks
Les Mis co-stars gotta stick together: Amanda Seyfried and Samantha Barks are happy to share the spotlight upon arrival.
Amber Heard, who starred alongside Johnny Depp in 2011's The Rum Diary, goes for Old Hollywood glamour.
Amy Adams, an Oscar nominee for her supporting role in The Master, sports a silver Oscar de la Renta dress.
Amy Poehler, who nailed her gig co-hosting the Golden Globes with Tina Fey, arrives wearing emerald for Vanity Fair's Oscar bash.
Andy Samberg and Joanna Newsom
Saturday Night Live's Andy Samberg with girlfriend, singer-songwriter Joanna Newsom.
Anna Paquin and husband Stephen Moyer strike a pose.
Anne Hathaway, sporting custom Saint Laurent, clutches her best supporting actress Oscar for her role as Fantine in Les Miserables.
Parks and Recreation's Aubrey Plaza looks fetching in a shiny earth-toned gown.
Ben Affleck and Jennifer Garner
Ben Affleck, who took home an Oscar for producing Argo, celebrates his victory with wife Jennifer Garner (in purple Gucci).
Bryan Cranston and Robin Dearden
Argo's Bryan Cranston makes the party rounds alongside wife Robin Dearden.
Channing Tatum and Jenna Dewan-Tatum
Channing Tatum and wife Jenna Dewan-Tatum are expecting their first child together.
Christoph Waltz, who won best supporting actor for his role in Django Unchained, practically skips past the press line.
Laura Dern, star of HBO's Enlightened, is effortlessly elegant.
Diane Kruger sports a swingy Giambattista Valli to the star-studded event.
Diane Von Furstenberg
Elizabeth Banks steals the spotlight in a vibrant orange Alexander McQueen.
Emmy Rossum chooses a vintage-inspired ensemble, complete with a sparkly headband.
Fan Bingbing defines "jailhouse chic."
Jesse Tyler Ferguson and Justin Mikita
Modern Family's Jesse Tyler Ferguson and partner Justin Mikita.
What kind of party would it be without Gerard Butler on hand?
Once Upon a Time's Ginnifer Goodwin sports one of her favorite designers, Monique Lhuillier.
Hailee Steinfeld, 16, a past nominee for her role in 2010's True Grit, gets edgy in a leather Valentino number.
Halle Berry dazzles in Versace.
Hugh Jackman and Deborra-Lee Furness
Les Miserables nominee Hugh Jackman brings wife Deborra-Lee Furness as his date to Hollywood's Prom Night.
Actress Isla Fisher, who's married to Sacha Baron Cohen, looks striking in bright blue Monique Lhuillier.
Jason Statham and Rosie Huntington-Whiteley
Action star Jason Statham with his leading lady, model/actress Rosie Huntington-Whiteley in Valentino.
Hilary Swank makes her entrance in a sweeping scarlet gown by Valentino.
A Roberto Cavalli-clad Jennifer Hudson brought down the house during the Oscars' movie musical tribute.
The Avengers' Jeremy Renner hits the hottest party of the night. The Oscar-nominated actor reprises his role of Hawkeye in the upcoming sequel to last year's superhero blockbuster.
John Legend and Chrissy Teigen
Singer John Legend escorts his fiancee, model Chrissy Teigen, to mingle with Hollywood's A-listers.
Jon Hamm and Jennifer Westfeldt
Mad Men's Jon Hamm and longtime partner Jennifer Westfeldt smile for the cameras.
Actor Josh Hartnett suits up for the occasion.
Emmy-winning Modern Family star Julie Bowen prepares to hobnob with folks in the film industry wearing a Max Azria Atelier gown.
Kate Beckinsale, whose recent acting credits include the 2012 films Underworld: Awakening and Total Recall, ads a dose of high drama in a full-skirted Monique Lhuillier gown.
In a Giambatistta Valli party dress paired with Casadei shoes, Kate Bosworth, continues to make her usual strong style statement.
Leslie Mann, who recently co-starred opposite Paul Rudd in Judd Apatow's This Is 40, goes bohemian in Andrew Gn.
Lily Collins, who played Snow White in 2012's Mirror Mirror, continues the princess-esque style in a custom Zuhair Murad gown at the starry Vanity Fair party.
Marisa Tomei sparkled in a high-neck beaded jumpsuit at Vanity Fair's annual Oscars bash.
Michelle Rodriguez shined in a blushy opalescent gown with a bejeweled neckline.
Minnie Driver keeps with the high-gloss sequin trend so prevalent on the ceremony red carpet with a glittering silver V-neck gown and Reece Hudson clutch.
The Face judgeNaomi Canpbell looks every bit the supermodel in a deep blue velvet gown with an artful fishtail hem.
Best Actress nominee Naomi Watts channels Alexis Carrington in a one-shoulder sequin gown by Emilio Pucci.
Natalie Portman looked like a modern day movie star decked out in a black and white Dior gown with Anna Hu jewels.
Newsroom actress Olivia Munn made a stellar style showing at the Oscars ceremony on Sunday, and her costume change into a Versace Atelier Couture dress and shoes, Ferragamo bag, and Kimberly McDonald jewelry for Vanity Fair's legendary party didn't disappoint, either.
Rashida Jones sparkled in a Vivienne Westwood gown and Rupert Sanderson shoes at the Vanity Fair Oscars party.
With glamorous 1940s-inspired hair and a dramatic black and blue Louis Vuitton strapless gown, Reese Witherspoon's look was a favorite of Oscar night.
Actress Rose Byrne stayed true to the colorless trend of the weekend in a simple white column gown with a sophisticated pleated satin belt.
Funnyman Russell Brand ditched a traditional tux in favor of a metallic platinum jacket with matching boots. He topped off the rocker-inspired look with a fringed scarf.
Dressed in a velvet Alexander McQueen gown, Salma Hayek kept in step with a high-neck trend that seemed to emerge at Sunday's Oscars.
Sandra Bullock wore the same glittery black Elie Saab gown she sported to the Oscars ceremony to Vanity Fair's post-party, too.
Seth Rogen and Lauren Miller
Seth Rogen and his wife, actress and screenwriter Lauren Miller, arrive at Vanity Fair's Oscar party on Sunday night.
Beyonce's little sister Solange stayed true to her traditionally bold style in a dazzling yellow sequined gown by Emilio Pucci.
Clad in a dapper Paul Smith suit, Twilight star Taylor Lautner attends Vanity Fair's iconic Oscar Party on Sunday night.
Designer Tom Ford attends the Vanity Fair Oscar party on Sunday night in — what else? — Tom Ford.
New Girl star Zooey Deschanel looked sweet in a modernly romantic Valentino gown.
For the after party circuit, Zoe Saldana changed from her head-turning blush-toned Alexis Mabille gown into a sexy black number by Givenchy.
Widely considered one of the best dressed of the night in a fairy tale-appropriate Dior gown, best actress winner Jennifer Lawrence stunned at the Vanity Fair party, too, wearing a shimmering dress by Calvin Klein.
Ben Falcone and Melissa McCarthy
Ben Falcone accompanied wife and 2012 Oscar nominee Melissa McCarthy to Vanity Fair's Oscar party, where the Identity Thief actress wore a gray gown by David Meister.
Vanessa Hudgens and Selena Gomez
Spring Breakers co-stars Vanessa Hudgens and Selena Gomez hit up Vanity Fair's Oscar party, where Hudgens paired Jacob & Co. jewels with a metallic bronze dress and Gomez accessorized her Atelier Versace gown with bling by Lorraine Schwartz.
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