%20on%20E!%20Online)
25/85
Alberto E. Rodriguez/WireImage
Rashida Jones
In Andrew Gn.
%20on%20E!%20Online)
26/85
Jon Kopaloff/FilmMagic
Molly Sims
In Ezra Santos.
%20on%20E!%20Online)
27/85
E. Rodriguez/WireImage
Kat Dennings & Josh Groban
In a green gown (Kat) and black tuxedo (Josh).
%20on%20E!%20Online)
28/85
Getty Images
Diane Kruger
In Donna Karan Atelier.
%20on%20E!%20Online)
29/85
Pascal Le Segretain/Getty Images
Jaime King
In Altuzarra.
%20on%20E!%20Online)
30/85
Alberto E. Rodriguez/WireImage
Felicity Jones
In Saint Laurent.
%20on%20E!%20Online)
31/85
Larry Busacca/VF15/WireImage
Natalie Portman
In Dior.
%20on%20E!%20Online)
32/85
ADRIAN SANCHEZ-GONZALEZ/AFP/Getty Images
Marion Cotillard
In Giambattista Valli Haute Couture.
%20on%20E!%20Online)
33/85
Pascal Le Segretain/Getty Images
Rita Ora
The singer is the latest purveyor of the naked dress in this Donna Karan Atelier number.
%20on%20E!%20Online)
34/85
Venturelli/Getty Images
Gigi Hadid
In Atelier Versace.
%20on%20E!%20Online)
35/85
Venturelli/Getty Images
Irina Shayk
In Atelier Versace.
%20on%20E!%20Online)
36/85
Pascal Le Segretain/Getty Images
Malin Akerman
In Diane von Furstenberg.
%20on%20E!%20Online)
37/85
Stefanie Keenan/Getty Images for Chopard
Jessica Szohr
In Patricia Bonaldi.
%20on%20E!%20Online)
38/85
Alberto E. Rodriguez/WireImage
Angie Harmon
In Vivienne Westwood Couture.
%20on%20E!%20Online)
39/85
Alberto E. Rodriguez/WireImage
Bee Shaffer & Anna Wintour
The mother-daughter pair makes a chic post-Oscars appearance at the Vanity Fair bash.
%20on%20E!%20Online)
40/85
Venturelli/Getty Images
Sofía Vergara & Joe Manganiello
In Zuhair Murad (Sofía) and a tuxedo (Joe).
%20on%20E!%20Online)
41/85
Pascal Le Segretain/Getty Images
Ansel Elgort
The actor steps out for the festivities in a slim-fitting navy blue suit.
%20on%20E!%20Online)
42/85
Pascal Le Segretain/Getty Images
Hailee Steinfeld
In Andrew Gn.
%20on%20E!%20Online)
43/85
Alberto E. Rodriguez/WireImage
Miranda Kerr
In Emilio Pucci.
%20on%20E!%20Online)
44/85
Alberto E. Rodriguez/WireImage
Lily Collins
In Zuhair Murad.
%20on%20E!%20Online)
45/85
Alberto E. Rodriguez/WireImage
Chanel Iman
In Zuhair Murad Couture.
%20on%20E!%20Online)
46/85
Alberto E. Rodriguez/WireImage
Jamie Chung
In an embroidered white dress.
%20on%20E!%20Online)
47/85
Pascal Le Segretain/Getty Images
Petra Nemcova
In an iridescent midnight blue gown.
%20on%20E!%20Online)
48/85
Getty Images
Alessandra Ambrosio
In Atelier Versace.