Fashion at the Cannes Film Festival

Kristen Stewart attends the "Cosmopolis" premiere wearing a Reem Acra gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 25, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Kristen Stewart attends the "Cosmopolis" premiere wearing a Reem Acra gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 25, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Anja Rubik - Elie Saab

Model Anja Rubik and Sasha Knezevic attends the "Cosmopolis" premiere during the 65th Annual Cannes Film Festival at Palais des Festivals on May 25, 2012, in Cannes.

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Doutzen Kroes - Elie Saab

Doutzen Kroes attends the "Cosmopolis" premiere during the 65th Annual Cannes Film Festival at Palais des Festivals on May 25, 2012, in Cannes.

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Nicole Kidman - Lanvin

Nicole Kidman attends the "The Paperboy" premiere wearing a Lanvin gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 24, 2012, in Cannes.

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Heidi Klum - Roberto Cavalli

Heidi Klum attends the "The Paperboy" premiere wearing a Roberto Cavalli gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 24, 2012, in Cannes.

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Kristen Stewart - Balenciaga

Actress Kristen Stewart attends the "On The Road" photocall wearing printed Balenciaga pants during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Diane Kruger - Nina Ricci

Member of the jury, actress Diane Kruger arrives for the screening of "Killing them Softly" wearing a Nina Ricci gown at the 65th Cannes film festival on May 22, 2012, in Cannes.

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Cassie - Roberto Cavalli

Singer Cassie attends the "Killing Them Softly" premiere wearing Roberto Cavalli during 65th Annual Cannes Film Festival at Palais des Festivals on May 22, 2012, in Cannes.

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Roxane Mesquida Mesquida - Roberto Cavalli

Actress Roxane Mesquida Mesquida attends the "On The Road" premiere wearing Roberto Cavalli during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Elodie Bouchez - Chanel Couture

Elodie Bouchez attends the "On The Road" premiere wearing Chanel Couture during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Alexandra Maria Lara - Elie Saab Haute Couture

Actress Alexandra Maria Lara attends the "On The Road" premiere wearing Elie Saab Couture during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Kirsten Dunst - Christian Dior

Actress Kirsten Dunst attends the "On The Road" premiere wearing a Christian Dior gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Kate Upton - Dolce & Gabbana

Kate Upton attends the "On The Road" premiere wearing Dolce & Gabbana during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Kristen Stewart - Balenciaga

Actress Kristen Stewart departs the "On The Road" premiere wearing an embroidered Balenciaga gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Nicole Kidman - Antonio Berardi

Nicole Kidman arrives for the photocall of "The Paperboy" wearing an orange Antonio Berardi dress at the 65th Cannes film festival on May 24, 2012, in Cannes.

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Kirsten Dunst - Dolce & Gabbana

Actress Kirsten Dunst attends the "On The Road" photocall wearing a white Dolce & Gabbana dress during the 65th Annual Cannes Film Festival at Palais des Festivals on May 23, 2012, in Cannes.

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Cheryl Cole - Stephane Rolland

Singer Cheryl Cole attends the "Amour" Premiere wearing a Stephane Rolland gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 20, 2012, in Cannes.

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Berenice Marlohe - Emilio Pucci

French model and actress Berenice Marlohe arrives for the screening of "Vous n'avez encore rien vu!" ("You Ain't Seen Nothing Yet!") wearing a gold lame Emilio Pucci gown at the 65th Cannes film festival on May 21, 2012, in Cannes.

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Diane Kruger - Vivienne Westwood

Actress Diane Kruger attends the "Amour" Premiere wearing Vivienne Westwood during the 65th Annual Cannes Film Festival at Palais des Festivals on May 20, 2012, in Cannes.

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Diane Kruger - Vivienne Westwood

German actress and jury member Diane Kruger arrives for the screening of "Amour (Love)" presented in competition at the 65th Cannes Film Festival on May 20, 2012 in Cannes.

Pictures: Cannes Film Festival 2012

The red carpet is soaked through with rain as guests attend the "Amour" Premiere during the 65th Annual Cannes Film Festival at Palais des Festivals on May 20, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Berenice Bejo - Prada

French actress Berenice Bejo arrives wearing Prada to take part in the TV show "Le Grand Journal" on the set of French TV Canal+, during the 65th Cannes film festival on May 19, 2012 in Cannes.

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Fan Bing Bing - Elie Saab

Chinese model Fan Bing Bing arrives for the screening of "Rust and Bone" wearing an embroidered Elie Saab gown at the 65th Cannes film festival on May 17, 2012, in Cannes.

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Paris Hilton - Alice and Olivia

Socialite Paris Hilton and French artist Jean Roch arrive to take part in the TV show "Le Grand Journal" on the set of French TV Canal+ during the 65th Cannes Film Festival on May 19, 2012, in Cannes.

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Asia Argento - Givenchy Couture

Italian actress Asia Argento poses wearing a Givenchy Couture gown at the screening of "Dario Argento Dracula" presented in the "Seance de Minuit" selection at the 65th Cannes film festival on May 19, 2012, in Cannes.

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Jessica Chastain - Gucci

Actress Jessica Chastain arrives wearing Gucci for the screening of "Lawless" at the 65th international film festival, in Cannes, southern France, May 19, 2012.

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Mia Wasikowska - J. Mendel

Actress Mia Wasikowska attends the "Lawless" premiere wearing J. Mendel during the 65th annual Cannes Film Festival at Palais des Festivals on May 19, 2012, in Cannes.

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Barbara Palvin - Valentino

Hungarian model Barbara Palvin arrives wearing Valentino for the photocall of "Lawless" presented in competition at the 65th Cannes film festival on May 19, 2012, in Cannes.

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Diane Kruger - Jason Wu

Actors Joshua Jackson and Diane Kruger, who is wearing a gown by Jason Wu, attend the Haiti Carnival In Cannes Benefitting J/P HRO, Artists For Peace and Justice & Happy Hearts Fund Presented By Armani during the 65th Annual Cannes Film Festival on May 18, 2012, in Cannes.

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Naomi Watts - Marchesa

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Actress Naomi Watts attends the "Madagascar 3: Europe's Most Wanted" premiere wearing Marchesa during the 65th Annual Cannes Film Festival at Palais des Festivals on May 18, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Eva Longoria - Marchesa

Actress Eva Longoria attends the opening ceremony and "Moonrise Kingdom" premiere wearing a Marchesa gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Jessica Chastain - Alexander McQueen

Actress Jessica Chastain attends opening ceremony and "Moonrise Kingdom" premiere wearing an Alexander McQueen light pink silk faille gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Jane Fonda - Atelier Versace

Actress Jane Fonda attends opening ceremony and "Moonrise Kingdom" premiere wearing an Atelier Versace gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Freida Pinto - Michael Angel

Actress Freida Pinto attends opening ceremony and "Moonrise Kingdom" premiere wearing a gown designed by Michel Angel during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Jessica Chastain - Giorgio Armani

ANNE-CHRISTINE POUJOULAT/AFP/GettyImages

Jessica Chastain arrives for the screening of "Madagascar 3 Europe's Most Wanted" wearing a Giorgio Armani gown at the 65th Cannes film festival on May 18, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Eva Herzigova - Dolce & Gabbana

Model Eva Herzigova attends opening ceremony and "Moonrise Kingdom" premiere wearing a Dolce & Gabbana gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Diane Kruger - Giambattista Valli

Jury member Actress Diane Kruger attends opening ceremony and "Moonrise Kingdom" premiere wearing a flowy Giambattista Valli gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Paz Vega - Stephane Rolland Couture

Paz Vega attends the "Madagascar 3: Europe's Most Wanted" premiere wearing Stephane Rolland Couture during the 65th Annual Cannes Film Festival at Palais des Festivals on May 18, 2012, in Cannes.

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Jada Pinkett Smith - Atelier Versace

Jada Pinkett Smith arrives for the screening of "Madagascar 3 Europe's Most Wanted" wearing Atelier Versace gown at the 65th Cannes film festival on May 18, 2012, in Cannes.

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Lana Del Rey - Alberta Ferretti

Lana Del Rey attends opening ceremony and "Moonrise Kingdom" premiere wearing an Alberta Ferretti gown and carrying a Salvatore Ferragamo clutch during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Tilda Swinton - Haider Ackermann

Actress Tilda Swinton attends opening ceremony and "Moonrise Kingdom" premiere wearing a Haider Ackermann gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Fan Bing Bing - Christopher Bu

Actress Fan Bing Bing attends the opening ceremony and "Moonrise Kingdom" premiere wearing an embroidered Christopher Bu gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012 in Cannes.

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Eva Longoria - Alberta Ferretti

Actress Eva Longoria attends the Opening Night Dinner wearing an Alberta Ferretti gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Freida Pinto - Atelier Versace

Freida Pinto arrives for the screening of "Rust and Bone"wearing an Atelier Versace gown at the 65th Cannes film festival on May 17, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Eva Longoria - Emilio Pucci

Actress Eva Longoria attends the "Rust and Bone" premiere wearing Emilio Pucci during the 65th Annual Cannes Film Festival at Palais des Festivals on May 17, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Jane Fonda - Roberto Cavalli

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Actress Jane Fonda attends the "Madagascar 3: Europe's Most Wanted" premiere wearing a custom-made sequin Roberto Cavalli gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 18, 2012, in Cannes.

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Freida Pinto - Versace

Actress Freida Pinto attends the Opening Night Dinner wearing a black sequin Versace gown during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Tilda Swinton

Actress Tilda Swinton attends the Opening Night Dinner during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

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Freida Pinto - Salvatore Ferragamo

Freida Pinto poses during a photocall to promote the movie "Desert Dancer" wearing blue striped crop top and skirt from the Salvatore Ferragamo Resort 2012 Collection on the sidelines of the 65th Cannes film festival on May 18, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Diane Kruger - Versus by Versace

Jury member actress Diane Kruger poses at the Feature Film Jury Photocall wearing a Versus by Versace cocktail dress during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Tilda Swinton - Haider Ackermann

Tilda Swinton poses at the "Moonrise Kingdom" photocall wearing a Haider Ackermann ensemble and custom Nicholas Kirkwood shoes during the 65th Annual Cannes Film Festival at Palais des Festivals on May 16, 2012, in Cannes.

Pictures: Cannes Film Festival 2012

Salma Hayek - Gucci

Salma Hayek poses before the screening of "Madagascar 3 Europe's Most Wanted" wearing a gown by Gucci at the 65th Cannes film festival on May 18, 2012 in Cannes.

Pictures: Cannes Film Festival 2012

Charlotte Casiraghi - Gucci

Charlotte Casiraghi, daughter of Princess Caroline of Monaco, arrives for the screening of "Madagascar 3 Europe's Most Wanted" wearing Gucci at the 65th Cannes film festival on May 18, 2012, in Cannes.

Pictures: Cannes Film Festival 2012