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Jessica Chastain Dress by Giorgio Armani, jewelry by Harry Winston.
Photo: Jason Merritt/2013 Getty Images
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Amy Adams Dress by Oscar de la Renta, jewelry by Moa.
Photo: FREDERIC J. BROWN/2013 AFP
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Quvenzhane Wallis Dress by Giorgio Armani.
Photo: Jason Merritt/2013 Getty Images
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Jennifer Lawrence Dress by Dior, jewelry by Chopard.
Photo: Jason Merritt/2013 Getty Images
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Anne Hathaway Dress by Prada, jewelry by Tiffany & Co.
Photo: Jason Merritt/2013 Getty Images
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Sally Field Dress by Valentino, shoes by Jimmy Choo.
Photo: Jason Merritt/2013 Getty Images
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Charlize Theron Dress by Dior, jewelry by Harry Winston.
Photo: Jason Merritt/2013 Getty Images
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Helen Hunt Dress by H&M, jewelry by Martin Katz.
Photo: Steve Granitz/2013 Steve Granitz
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Kristen Stewart Dress by Reem Acra, shoes by Jimmy Choo.
Photo: Jason Merritt/2013 Getty Images
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Reese Witherspoon Dress and jewelry by Louis Vuitton.
Photo: FREDERIC J. BROWN/2013 AFP
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Halle Berry Dress by Versace.
Photo: Kevork Djansezian/2013 Getty Images
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Jennifer Garner and Ben Affleck Dress by Gucci, jewelry by Neil Lane.
Photo: Jason Merritt/2013 Getty Images
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Kerry Washington Dress by Miu Miu, bag by Prada, earrings by Chopard, ring by Fred Leighton, and shoes by Christian Louboutin.
Photo: Jason Merr... more
Kerry Washington Dress by Miu Miu, bag by Prada, earrings by Chopard, ring by Fred Leighton, and shoes by Christian Louboutin.
Photo: Jason Merritt/2013 Getty Images
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Marcia Gay Harden Dress by David Meister.
Photo: Jason Merritt/2013 Getty Images
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Octavia Spencer Dress by Tadashi Shoji, clutch by Edie Parker.
Photo: FREDERIC J. BROWN/2013 AFP
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George Clooney and Stacy Keibler Tuxedo by Giorgio Armani, dress by Naeem Khan.
Photo: Jason Merritt/2013 Getty Images
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Keith Urban and Nicole Kidman Dress by L'Wren Scott, jewelry by Fred Leighton.
Photo: Jason Merritt/2013 Getty Images
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Amanda Seyfried Dress by Alexander McQueen.
Photo: Jason Merritt/2013 Getty Images
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Zoe Saldana Dress by Alexis Mabille, jewelry by Neil Lane, shoes by Roger Vivier, clutch by Salvatore Ferragamo.
Photo: Jason Merritt/2013 Getty... more
Zoe Saldana Dress by Alexis Mabille, jewelry by Neil Lane, shoes by Roger Vivier, clutch by Salvatore Ferragamo.
Photo: Jason Merritt/2013 Getty Images
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Naomi Watts Dress by Armani Prive, jewelry by Neil Lane.
Photo: Jason Merritt/2013 Getty Images
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Emmanuelle Riva Dress by Lanvin.
Photo: Jason Merritt/2013 Getty Images
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Michael Douglas, Catherine Zeta-Jones Tuxedo by Canali, dress by Zuhair Murad.
Photo: Jason Merritt/2013 Getty Images
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Jane Fonda Dress by Versace, shoes and clutch by Jimmy Choo.
Photo: Michael Buckner/2013 Getty Images
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Sandra Bullock Dress by Elie Saab, shoes by Jimmy Choo, jewelry by Harry Winston.
Photo: Jason Merritt/2013 Getty Images
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Melissa McCarthy Dress by David Meister.
Photo: Frazer Harrison/2013 Getty Images
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Jennifer Hudson Dress by Roberto Cavalli, shoes and clutch by Jimmy Choo.
Photo: Frazer Harrison/2013 Getty Images
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Julie Yaeger and Paul Rudd Photo: Jason Merritt/2013 Getty Images
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Adele Dress by Jenny Packham.
Photo: FREDERIC J. BROWN/2013 AFP
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Harvey Weinstein and Georgina Chapman Dress by Marchesa.
Photo: Jason Merritt/2013 Getty Images
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Justin Theroux and Jennifer Aniston Dress by Valentino, shoes and clutch by Salvatore Ferragamo; tuxedo by Ferragamo.
Photo: Michael Buckner/20... more
Justin Theroux and Jennifer Aniston Dress by Valentino, shoes and clutch by Salvatore Ferragamo; tuxedo by Ferragamo.
Photo: Michael Buckner/2013 Getty Images
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Bradley Cooper and Gloria Cooper Photo: FREDERIC J. BROWN/2013 AFP
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Hugh Jackman and Deborra-Lee Furness Photo: Jason Merritt/2013 Getty Images
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Salma Hayek Dress by Alexander McQueen.
Photo: Jason Merritt/2013 Getty Images
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Queen Latifah Dress by Badgley Mischka.
Photo: Jason Merritt/2013 Getty Images
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Robert De Niro and Grace Hightower Tuxedo by Giorgio Armani.
Photo: Jason Merritt/2013 Getty Images
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Jacki Weaver Dress by Rana Salam, shoes by Jimmy Choo.
Photo: FREDERIC J. BROWN/2013 AFP
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Jeremy Renner Photo: Frazer Harrison/2013 Getty Images
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Richard Gere Photo: Frazer Harrison/2013 Getty Images
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Don Johnson and Kelley Phleger Photo: Kevork Djansezian/2013 Getty Images
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Olivia Munn Dress by Marchesa.
Photo: Jason Merritt/2013 Getty Images
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Helena Bonham Carter and Tim Burton Dress by Vivienne Westwood.
Photo: Michael Buckner/2013 Getty Images
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Quentin Tarantino and Lianne Spiderbaby Photo: Jason Merritt/2013 Getty Images
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Bryan Cranston Photo: Kevork Djansezian/2013 Getty Images
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Sunrise Coigney and Mark Ruffalo Photo: Kevork Djansezian/2013 Getty Images
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Corinne Bishop and Jamie Foxx Photo: Jason Merritt/2013 Getty Images
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Daniel Day-Lewis and Rebecca Miller Photo: Jason Merritt/2013 Getty Images
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Chris Pine Shoes by Salvatore Ferragamo.
Photo: Frazer Harrison/2013 Getty Images
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Katherine Sarafian and Mark Andrews Photo: Michael Buckner/2013 Getty Images
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Aaron Tveit Photo: Frazer Harrison/2013 Getty Images
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Joseph Gordon-Levitt Photo: Michael Buckner/2013 Getty Images
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Dustin Hoffman and Lisa Hoffman Photo: Kevork Djansezian/2013 Getty Images
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Tommy Lee Jones and Dawn Laurel-Jones Photo: Frazer Harrison/2013 Getty Images
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Kelly Ripa Photo: Frazer Harrison/2013 Getty Images
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Naomie Harris Dress by Michael Badger, jewelry by H. Stern.
Photo: Jason Merritt/2013 Getty Images
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Steven Spielberg and Kate Capshaw Photo: Jason Merritt/2013 Getty Images
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Gloria Reuben Dress by Oliver Tolentino, shoes by Stuart Weitzman, jewelry by Neil Lane, clutch by Stark.
Photo: JOE KLAMAR/2013 AFP
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Rachel Mwanza Photo: Jason Merritt/2013 Getty Images
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Daniel Radcliffe Tuxedo by Prada.
Photo: FREDERIC J. BROWN/2013 AFP
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Christopher Waltz and guest Tuxedo by Prada.
Photo: FREDERIC J. BROWN/2013 AFP
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Bryan Cranston and Robin Dearden Photo: Jason Merritt/2013 Getty Images
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Tom Hooper Photo: Jason Merritt/2013 Getty Images
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Guy Davidi Photo: Kevork Djansezian/2013 Getty Images
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Lucy Alibar Photo: Kevork Djansezian/2013 Getty Images
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Hannah Bagshawe and Eddie Redmayne Redmayne's suit by Alexander McQueen.
Photo: Jason Merritt/2013 Getty Images
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Channing Tatum and Jenna Dewan Photo: Jason Merritt/2013 Getty Images
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Nora Jones
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Renee Zellweger Dress by Carolina Herrera, jewelry by Van Cleef & Arpels.
Photo: Frazer Harrison/2013 Getty Images
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Fan Bing Bing Dress by Marchesa, jewelry by Chopard.
Photo: Kevork Djansezian/2013 Getty Images
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Benh Zeitlin Photo: Jason Merritt/2013 Getty Images
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Kelly Rowland Dress by Donna Karan Atelier.
Photo: Jason Merritt/2013 Getty Images
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Sari Gilman and Jedd Wider Photo: Kevork Djansezian/2013 Getty Images
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Angie Greenup and Ben Gleib Photo: Kevork Djansezian/2013 Getty Images
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Samantha Barks Dress by Valentino, shoes by Jimmy Choo.
Photo: Kevin Mazur/2013 Kevin Mazur
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Fatima Ptacek Photo: Kevork Djansezian/2013 Getty Images
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Eve Stewart Photo: Kevork Djansezian/2013 Getty Images
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Suraj Sharma Photo: FREDERIC J. BROWN/2013 AFP
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Louise Roe Dress by Monique Lhuillier, shoes by Jimmy Choo.
Photo: Frazer Harrison/2013 Getty Images
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Lucy Alibar Photo: Kevork Djansezian/2013 Getty Images
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Kristin Chenoweth Dress by Tony Ward.
Photo: Frazer Harrison/2013 Getty Images
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Michael Strahan Photo: Michael Buckner/2013 Getty Images
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Tabatha Coffey Dress by Mark Zunino.
Photo: Jason Merritt/2013 Getty Images
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Anne Sweeney Dress by Kaufmanfranco.
Photo: Jason Merritt/2013 Getty Images
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Minako Nakano Photo: Jason Merritt/2013 Getty Images
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Robin Roberts Dress by Marc Bouwer, clutch by Jimmy Choo.
Photo: Frazer Harrison/2013 Getty Images
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Shaun Robinson Photo: Jason Merritt/2013 Getty Images
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Kelly Osbourne Photo: Jason Merritt/2013 Getty Images
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Brandi Glanville Photo: Jason Merritt/2013 Getty Images
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Giuliana Rancic Photo: Jason Merritt/2013 Getty Images
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Maria Menounos Photo: Jason Merritt/2013 Getty Images
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Nancy O'Dell Photo: Jason Merritt/2013 Getty Images
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Lara Spencer Dress by Kaufmanfranco.
Photo: Jason Merritt/2013 Getty Images