Diane Kruger takes the menswear trend to a new level of chic, pairing her black waistcoat with a grey and white printed pants, both by Stella McCartney.
Kerry Washington was stunning in a goth romantic mid-length bustier lace dress, teamed with a hot pink clutch bag and pointy-toe pumps by Marchesa.
Kristin Cavallari was out on endorsement duties, looking prim and polished in a tailored white blazer, worn over a black tee and skinny pants. A crystal necklace and Chinese Laundry pumps complete her look.
Mollie King paired her charming green and white printed Marni trench dress with a pair of punchy red heels and an envelope clutch.
Ashley Madekwe picked out a beautiful teal green dress from Monique Lhuillier's Spring 2013 collection, worn with Saint Laurent sandals.
Zooey Deschanel went feminine in a sheer jade lace A-line dress with black tights and heels, also by Monique Lhuillier.
Kate Bosworth keeps the utility trend going in a white Theory Courchevel puffer vest, worn with skinny J Brand jeans, quilted boots and a Proenza Schouler satchel bag.
Rachel Bilson goes oversized in a roomy denim Topshop dress, chicly styled with black tights, studded Chloe boots and an Hermes bag.
Gwen Stefani styles a tailored tuxedo jacket with cargo military pants, over-the-knee leather boots, a L.A.M.B bag and funky neon pink sunglasses.
Zoe Saldana's love for denim is effortlessly displayed with a matching shirt & jeans suit.
Gemma Arterton was winsome in a multi-hued floral cap-sleeve gown by Erdem.
Anne Hathaway also showed off the inventive floral stylings of Erdem, in a fluoro-flower printed dress, paired with strappy gold Giuseppe Zanotti sandals.
Nina Dobrev spells out Spring in a colourfully pleated gown by Matthew Williamson.
Taylor Swift, queen of dazzlement, looked beautiful in a golden ivory beaded Elie Saab mini dress with long sleeves and V-neck. Metallic Jimmy Choo sandals fit her feet.
Kate Mara was delightful in a floral embroidered mint dress by Peter Som, adding a pop of magenta with her Judith Leiber clutch bag.
Nicole Kidman showed the softer side of her style in a lemon embroidered Erdem midi-dress. Nude Brian Atwood sandals finalize her look.
Holland Roden's frou frou white frock with feathered skirt & embellished bodice is by Alice + Olivia. She added a gold clutch & metallic Jerome C Rousseau sandals to her stunning look.
It's always interesting seeing Rooney Mara in something girly, here she dons an artistically embroidered Alexander McQueen dress with decorative shoulder hemline and detail.
Fashion risk-taking Elle Fanning is snow white in an elegant Rochas dress with belted waist and pockets. It's her Edwardian leather boots that call for some debate.
Who is your favourite 'Look of the week'?