Who: Abbie Cornish

celebrity style,Week in Style,Abbie Cornish Abbie Cornish

Where: At a photocall for her film Bright Star at the Cannes Film Festival.

Wore: A white sleeveless dress with chainmail-effect front cinched with a silver band, and white peep-toe pumps.

Who: Elise Crombez

celebrity style,Week in Style Elise Crombez

Where: At a party thrown by Mulberry in its Madison Avenue store in New York for Chris Craymer\'s photography book, Romance, in New York. 

Wore: A scarlet, knot-front plunge-neck dress, with a black, cropped jacket, strappy heels and a small patterned clutch.

Who: Devon Aoki

celebrity style,devon aoki,Week in Style Devon Aoki

Where: Arriving at the Cannes Film Festival.

Wore: A long-sleeve stretch striped top, with blue \'70s style flared jeans, a tan tote and oversize sunglasses.

Who: Olivia Palermo

celebrity style,Week in Style,Olivia Palermo Who: Olivia Palermo

Where: At the Soho House Art Of Elysium Party at the Cannes Film Festival.

Wore: A peach cocktail dress under a black tuxedo jacket, with a long-stranded pendant necklace, black clutch and black platform sandals.

Who: Leigh Lezark

leigh lezark,celebrity style,Week in Style Leigh Lezark

Where: At a party in aid of Best Buddies charity celebrating the launch of the Hippie Logo Collection at the Hogan boutique on Sloane Street in London.

Wore: A purple suede zip-detail dress with sweetheart neckline, with purple zip-front platform heels.

Read more about the Hogan party on fashion news. 

Who: Anna Mouglalis

celebrity style,Anna Mouglalis,Week in Style Anna Mouglalis

Where: The French actress and Chanel model, who stars in Coco Chanel & Igor Stravinsky, showing at the Cannes Film Festival this week, attended the Chanel Cruise show in Venice, Italy.

Wore: A cream chiffon tiered dress with black trim, and black patent pumps, all by Chanel.

See more pictures from the Chanel Cruise show.

Who: Leïla Bekhti

celebrity style,Week in Style Leïla Bekhti

Where: The French actress posed for the cameras during a photocall for La Prophete, at the Cannes Film Festival.

Wore: A white cotton button-down dress with bow and pocket details, with nude, strappy espadrille wedges.

See more pictures from the Cannes Film Festival.

Who: Diane Kruger

celebrity style,diane kruger,Week in Style Diane Kruger

Where: At the Cannes Film Festival.

Wore: A high-waisted monochrome print mini skirt, with a blue peasant blouse, black peep-toe Mary Janes and a grey leather handbag.

See Diane Kruger\'s fashion face-off with Keira Knightley.

Who: Tilda Swinton

celebrity style,tilda swinton,Week in Style Tilda Swinton

Where: At the premiere of Taking Woodstock at the Cannes Film Festival.

Wore: A black silk sleeveless gown with frayed edges, and black platform heels.

See more pictures from the Cannes Film Festival.

Who: Rinko Kikuchi

celebrity style,rinko kikuchi,Week in Style Rinko Kikuchi

Where: At the Chanel 2009/10 Cruise show in Venice, Italy.

Wore: A white feathered cocktail dress, with a Camellia ring, black clutch, and monochrome platform heels, all by Chanel.

See previous Week In Style galleries.