Jessica Chastain wore a yellow lace dress to The Heiress play opening night in New York, America.

Taylor Swift wore Jenny Packham to the 46th Annual CMA Awards in Nashville, Tennessee.

Carrie Underwood wore Reem Acra to the 46th Annual CMA Awards in Nashville, Tennessee.

Hayden wore Georges Chakra Couture to the 46th Annual CMA Awards in Nashville, Tennessee.

Kristen Stewart wore Bec & Bridge to the Cecil B. DeMille Awards announcement at the Beverley Hills Hotel.

Nicole wore the UK's first 'twitter dress' to the Everything Everywhere Launch Party at Battersea Power Station. Created by fashion design agency Cute Circuit, the haute couture digital dress was constructed from 8 metres of the finest French silk chiffon, embellished with 500 Swarovski crystals and over 2,000 LED lights. Guests were invited to tweet the dress live on the night via @EE #tweetthedress.

Pixie Lott wore a pink and black pea coat, pearls and a red suitcase bag to the Everything Everywhere Launch Party at Battersea Power Station.

Sharon Stone wore a grey shift with a fur collar, leather gloves and a black hat to the 10th Anniversary of Annual Hollywood Bag Ladies, Beverly Hills.

The Team GB kit designer and the Olympic and Paralympic champions at the Harpers Bazaar Women of the Year Awards.

Emily wore an Alexander McQueen gown and clutch to the Harpers Bazaar Women of the Year Awards.

The singer wore a bright printed long-sleeve dress to the Harpers Bazaar Women of the Year Awards.

Ruth Wilson wore Peter Pilotto to the at the Harpers Bazaar Women of the Year Awards.

The Rust and Bone star (wearing Dior) clutches her International Actor of the Year award at the Harpers Bazaar Women of the Year Awards.

Rosamund Pike wore a one-shoulder red dress to the Harpers Bazaar Women of the Year Awards.

Alice Dellal wore a black leather skirt, Chanel belt and cardigan to the Harpers Bazaar Women of the Year Awards.

The couple cosy up at the Harpers Bazaar Women of the Year Awards.

The designer and model looked chic at the Harpers Bazaar Women of the Year Awards.

The pair strike a pose at the Harpers Bazaar Women of the Year Awards.

Tallulah Harlech wore a cream bejwelled jacket and full skirt to the Harpers Bazaar Women of the Year Awards.

Rihanna wore a simple black lace dress and ditched her recent pixie crop hairstyle as she was named 'Queen of the 2012 West Hollywood Carnival' in LA.

Rita Ora played with the Halloween theme on her visit to the Late Show with David Letterman be teaming cat ears with her green trousers and floral leather jacket,

The friends strike a pose at an intimate gig with The Kills at London's Baroque club.

Jaime Winstone wore a long fur coat to an intimate gig with The Kills at London's Baroque club.

Amber Le Bon wore a black velvet blazer and thigh high boots to an intimate gig with The Kills at London's Baroque club.

Berenice Marlohe wore a black one shoulder gown with a fishtail hem to the Skyfall Berlin premiere.

Gwyneth Paltrow blends tough and edgy with demure and elegant in this stunning black leather dress at the launch of Boss Nuit PourFemme in Madrid, Spain.

Czech model Karolina Kurkova is the belle of the ball in a stunning chiffon and satin cream evening gown at the Prix Montblanc in Berlin.

Kerry Washington is 60s chic in a bold Mary Katrantzou print shift dress at The Details premiere in Los Angeles.

Skyfall trio Daniel Craig, Naomie Harris, Javier Bardem look red-carpet ready at the film's Madrid premiere, with Naomie showing off a stunning plunge-neck black chiffon knee-length dress and Gladiator heels.

Penelope's younger sister Monica Cruz is glamorous in a daring black floor-length gown with cut-away leather detailing and sharp sequin shoulders, also at the Madrid Skyfall premiere.

At the Daily Mirror Pride of Britain Awards in London, Amanda Holden shimmers in a one-shoulder metallic gown.

Melanie Chisholm and Emma Bunton both go for stylish knee-length, long-sleeved dresses for the awards ceremony.

Nicole Scherzinger shows off a breathtaking gothic gown with cutaway lace detailing.

Downton Abbey's Amy Nuttall makes an entrance at the awards in a full-skirted black gown with a pinched in waist and sweetheart neckline.

Tulisa Contostavlos toughens up a teal 50s prom dress with a black mesh panelling for the awards.

Olympics 2012 star Ellie Simmonds is glamorous in a midnight blue bandeau gown and shimmering diamonds.

Myleene Klass shines in a white and silver fishtail gown.

Alexandra Burke pairs a monochrome outfit with bright red lips and a side-swept 'do, also at the awards.

Dawn French adds glamour to her smart black outfit with a scoop-neck studded metal collar and bold print clutch bag, also at the Pride of Britain Awards.

Caroline Flack teams leopard print heels with a black mini skirt and electric blue and black lace top, also at the awards.

Tess Daly emulates Angelina Jolie in a leg-flashing black gown, also at the awards ceremony.

Jada Pinkett-Smith pops in a bright yellow asymmetrical batwing vest at 'The Moms' charity event in Los Angeles.

Rosanna Arquette goes for rocker chic in tight print jeans and grey animal-print leather jacket, also at 'The Moms' event.

Rosie Huntington-Whiteley makes the most of her statuesque figure in a kelly green Gucci floor-length gown with ruffle-neck and cutaway sides at the LACMA 2012 Art + Film Gala Honouring Ed Ruscha And Stanley Kubrick.

Engaged couple Justin Theroux and Jennifer Aniston look like they've walked straight out of a Bond film at the LACMA gala, with Jennifer opting for full-on glamour in a plunging black Tom Ford gown.

Florence Welch, who performed at the LACMA event, is stunning in a regal Gucci gown with sheer, flowing sleeves.

The singer, pictured with Sean Penn, made one costume change, performing in a sheer mint green dress with matching cape.

Cameron Diaz, pictured with a dashing Gucci-clad Robert Pattinson, chose a vibrant mustard-coloured mini dress with long sleeves, from Gucci's 2013 Spring collection for the LACMA gala.

It's up-dos and one-shoulder gowns for Evan Rachel Wood, Salma Hayek, who are both in very different Gucci styles at the LACMA bash.

Another Gucci fan, Mink Kelly opts for a black floor-length gown with velvet halterneck detail, while new mum Drew Barrymore is glowing in a loose and edgy button down black dress and chunky purple criss-cross heels.

Amber Valletta avoids Gucci's more understated gowns and stands out beautifully in a green and black high-neck floral gown with ruffle detail.

Ginnifer Goodwin's Gucci look is a fabulous mish-mash of textures. She's in a sheer high neck blouse with black and green feather pencil skirt from Gucci's fall 2012 collection.

Bee Shaffer and her legendary mother Anna Wintour are groomed to perfection in their n0n-Gucci print dresses.

Amber Heard's Gucci LBD is given an eye-catching edge with an intricate gold collar detail, at the LACMA event.

This peach Gucci 60s-style minidress looks perfect on Kerry Washington, at the LACMA gala.

Rita Wilson, who celebrated her 56th birthday over the weekend, works a stylish embellished grey minidress.

Supermodel Karlie Kloss gets away with a difficult-to-wear dark green off-the-shoulder velvet gown, featured in Gucci's current US ad campaign, for the LACMA bash.

Dedee Pfeiffer and mum Michelle rock clashing prints at the Cedars-Sinai Women's Cancer Program event in California.

Jennifer Lopez goes for a chic gothic look in a grey and black one-shoulder Lanvin gown at the 21st UNESCO Charity Gala in Dusseldorf, Germany.

Eva Herzigova is dazzling in an off-the-shoulder floor-length black gown and delicate silver jewellery, at the UNESCO event.

Dutch model Sylvie van der Vaart is both edgy and elegant in a navy and white Stella McCartney illusion dress with chunky gold belt and thick hoop earrings, at the UNESCO Charity Gala.

Courteney Cox opts for a loose silver vest and black jeans in her capacity as co-host at the EBMRF & Sony PlayStation's Epic Halloween Bash in Los Angles.

Bar Refaeli poses for the paps in a sheer black dress with gold embellishments, at the GQ Men of the Year Award in Berlin, Germany.

Lea Michele is slinky in a black one-shoulder Michael Kors dress, teamed with delicate T-bar Christian Louboutin heels.

Christina Hendricks looks demure and dreamy in a bright emerald green dress with pinched in wait and ruffle sleeves, at the 41st annual Peace Over Violence Humanitarian Awards in Beverly Hills.

Frances Fisher and daughter Francesca Eastwood both look stylish and relaxed in their very different outfits at the Peace Over Violence Awards.

Bo Derek is stunning in a silver trousers and black jacket combo, also at the Beverly Hills event.

Hannah Simone stands out in an electric blue minidress with sheer shoulders and waist detail at the Salute To FOX Comedy party in New York.