People.com Lifestyle Style Last Night's Look: Love It or Leave It? Check out the head-turning outfits Kristen Stewart, Kim Kardashian and more stars were just spotted in! Then decide – fabulous or fashion fail! By People Staff Published on November 10, 2012 11:00 AM Share Tweet Pin Email 01 of 43 KRISTEN STEWART Larry Busacca/Getty From her edgy eye makeup to her biker-inspired Barbara Bui sandals, the works her tough-girl side in an A.L.C. leather mini and beloved Iwona Ludyga bracelet. 02 of 43 KIM KARDASHIAN ISO Images/Landov The poses in a dress with her three favorite elements (short, tight and shiny) at her Kardashian Kollection for Dorothy Perkins launch in London. 03 of 43 DUCHESS CATHERINE Eddie Mulholland/Rex USA Hey, that dress looks familiar! The wears a recycled Temperley London gown with a bright red clutch to a benefit at her alma mater, the University of St. Andrews. 04 of 43 CHRISTINA AGUILERA Jen Lowery/Splash News Online The contestants on The Voice may have powerful pipes, but it’s this look (bold dip-dyed strands, graphic tee and Frankie B. jeans, plus skull-adorned heels) that’s really loud. 05 of 43 MARION COTILLARD Charles Eshelman/FilmMagic The French actress wore yet another Dior creation – this time a nude dress with a sheer overlay featuring a graphic black sequined patterned – to a screening of Rust and Bone in N.Y.C. 06 of 43 KATHARINE MCPHEE Scott Gries/AP Equal parts sweet and sexy in a flared Nonoo mini, embroidered black sheer button-up and booties, the attends the Malaria No More International Honors in New York. 07 of 43 LUCY LIU D Dipasupil/FilmMagic At the Women for Women International Gala in N.Y.C., accessorizes her navy Roland Mouret gown with glam touches including Wilfredo Rosado gems, a sequined clutch and a pulled back ‘do. 08 of 43 OLIVIA PALERMO Nick Harvey/WireImage Outfit #124 that we’d like to steal from Olivia: Her navy military blazer, brown skinnies, bright blue pumps and teal bag – which she dons to Savannah Miller’s ‘Savannah’ launch in London. 09 of 43 ALLISON WILLIAMS Johns PKI/Splash News Online Yet another reason we’re loving her style: The Girls star chooses an elegant strapless A-line knee-length design, and cap-toe pumps for the Stand Up for Heroes event in N.Y.C. 10 of 43 CHRISTINA HENDRICKS Imeh Akpanudosen/Getty The Ginger and Rosa star embraces one of fall’s hottest hues, oxblood, on a belted turtleneck Tommy Hilfiger dress with an attached cape. She adds black pointed heels and rings by Carla Amorim and H. Stern at the film’s Beverly Hills screening. 11 of 43 CAMERON DIAZ UPI/Paul Treadway/Landov In a chic Stella McCartney party dress with a plunging neckline, plus a black clutch, strappy heels, and Pomellato jewelry, the gets festive for the Netflix-sponsored London premiere of Gambit. 12 of 43 RIHANNA Demis Maryannakis/Splash News Online Giving the Angels a run for their money, the shows off her own fab figure in head-to-toe Miu Miu before performing at the Victoria’s Secret fashion show in N.Y.C. 13 of 43 KEIRA KNIGHTLEY Bennett Raglin/WireImage Echoing the romantic vibes of her film Anna Karenina, the makes a sweeping statement at the film’s N.Y.C. screening in an embroidered black Valentino Haute Couture gown and ruby red lips. 14 of 43 CHRISTINA HENDRICKS Jason LaVeris/FilmMagic To offset the seriously sexy vibes of her glittering black square-neckline L’Wren Scott sheath, the star pins a flirty hairpiece into her red locks and adds black Jimmy Choo heels for the Hollywood screening of her film Ginger and Rosa. 15 of 43 ELLE FANNING Jason Merritt/Getty At the same Hollywood screening, the actress goes girlie in a green striped Oscar de la Renta gown, a white headband and matching Marni bangles. 16 of 43 MIRANDA KERR Jim Spellman/WireImage Gearing up to bare just a little bit more on the Victoria’s Secret runway, the model shows off her famous physique in a daring black Balmain mini, sheer booties and a studded clutch (both by Jimmy Choo). 17 of 43 KERRY WASHINGTON Frazer Harrison/Getty No Scandal here: the actress looks simply elegant in a rich magenta Temperley London gown and dangling sparklers for the BAFTA L.A. Britannia Awards in Beverly Hills. 18 of 43 NIKKI REED Evan Agostini/Invision/AP With Twilight fever amping up, the film’s star makes the rounds – stopping by MTV in N.Y.C. wearing a blouse and pants (both by A.L.C.) with a delicate pendant and black Jimmy Choo booties. 19 of 43 VANESSA HUDGENS Gilbert Carrasquillo/FilmMagic Taking the “sexy” dress code seriously, the opts for thigh-highs, suede boots, a black mini and leopard coat (plus a Dana Rebecca Designs ring) at the N.Y.C. Victoria’s Secret show. 20 of 43 OLIVIA MUNN Frazer Harrison/Getty Also toasting the Brits at the Beverly Hills BAFTA party, the actress opts for an ombré gold sequin Temperley London dress with a coordinating Swarovski clutch and Aruna Seth pumps. 21 of 43 TAYLOR SWIFT Zuma The is across the pond to switch on Westfield London’s Christmas lights, but who needs bulbs when she’s wearing such a dazzling outfit (an off-the-shoulder party dress in her favorite color, plus nude pumps and a House of Lavande vintage bracelet)? 22 of 43 OLIVIA PALERMO Pete Goddard/Splash News Online Also in the U.K., the socialite kicks off Liverpool’s Harvey Nichols Beauty Bazaar in a cowlneck jacket worn over a sparkling top, leather leggings and cobalt heels. 23 of 43 MISCHA BARTON Mark Metcalfe/Getty We’re wondering how she packed all these hats in her luggage! The actress attends another event in Melbourne, Australia, wearing a statement topper paired with a striped, full-skirted dress and black heels. 24 of 43 HELENA CHRISTENSEN FameFlynet The model shows off a wintery, party-perfect look – a lace-topped dress, wine-colored lips and tights – at the “Red is the New Black” campaign kick-off in Maasmechelen Village, Belgium. 25 of 43 HALLE BERRY Sipa At the Cloud Atlas premiere in Berlin, Germany, may be wearing an unembellished black Helmut Lang dress, but it’s anything but boring thanks to the asymmetrical hemline and high slit. That statement cuff, plus her silver danglers (both by Irit Design) and coordinating Jimmy Choo sandals, don’t hurt either. 26 of 43 BRITNEY SPEARS Brian Lindensmith/Splash News Online Wearing her new bangs in a fresh way, the X Factor judge slips into a ruched long-sleeve mini and strappy heels at a party in Beverly Hills for the show’s finalists. 27 of 43 PENéLOPE CRUZ Riccardo Cesari/Splash News The actress makes a solid case for wearing bright colors in the fall with a turquoise one-shoulder vintage Versace gown and Chopard jewels at the Venuto Al Mondo premiere in Rome, Italy. 28 of 43 OLIVIA WILDE Gregory Pace/BEImages Rules like “No white after Labor Day” were meant to be broken, according to Olivia, who selects a below-the-knee belted Calvin Klein Collection frock in the hue for the ACE Awards in New York City. She punctuates the ladylike number with black heels and a snakeskin clutch, both by Vince Camuto. 29 of 43 DEMI LOVATO Jeff Frank/Zuma Demi joins Britney at the X Factor party in her usual flirty-yet-edgy garb including a flouncy red mini and a studded leather jacket, which she appropriately accessorizes with a crimson pout and a sleek topknot. 30 of 43 KHLOé KARDASHIAN ODOM Jon Kopaloff/FilmMagic The slimmed-down shows off her svelte figure in a simple black Skaist Taylor sweater dress (is it reminding anyone else of Britney’s outfit?), BaubleBar earrings and black pumps for the X Factor bash. 31 of 43 MARION COTILLARD Jesse Grant/WireImage Promoting her new film, Rust and Bone, in Hollywood, the French actress opts for an interesting, high-low peek-a-boo Dior dress with sexy black sandals and Chopard gems. 32 of 43 MISCHA BARTON Scott Barbour/Getty Hats, uh, off to , who certainly makes a noble attempt to work an elaborate topper along with her bold purple frock at the Melbourne Cup in Australia. 33 of 43 JULIANNE MOORE Jamie McCarthy/Getty L’Oréal Paris’s newest face flaunts her flawless skin in an off-the-shoulder winter white Calvin Klein Collection dress and strappy black shoes, worn to the ACE Awards in N.Y.C. 34 of 43 ROSE BYRNE Cameron Spencer/Getty Also Down Under for the Melbourne Cup, Rose takes a subtler approach to race attire, choosing a sweet black, white and tan number accessorized with black heels and a nude clutch. 35 of 43 JESSICA ALBA Jim Smeal/BEImages It may be November, but is thinking spring, selecting a dreamy pink floral-print Valentino gown, Harry Winston jewelry, Jimmy Choo shoes and Roger Vivier clutch for the Baby2Baby gala in Culver City, Calif. 36 of 43 KRISTEN STEWART Jordan Strauss/Invision/AP has nothing to hide in her skin-baring white top and tailored black slacks, worn to the Hollywood premiere of On the Road at the AFI Fest, presented by Audi. 37 of 43 NICOLE RICHIE David Livingston/Getty takes a trip to the ’20s in her deco-inspired Lorena Sarbu gown, accessorized with a box clutch, Amrapali earrings, House of Harlow 1960 ring and finger waves at the Baby2Baby gala. 38 of 43 AMY ADAMS FameFlynet also hops on the fall floral trend, choosing a printed, full-skirted Dolce & Gabbana dress paired with Bulgari jewels and Roger Vivier sandals for the On the Road screening in Hollywood. 39 of 43 PENéLOPE CRUZ Ernesto Ruscio/Getty Has a trench coat ever looked this hot? At a Roman photocall for her new film, TwiceBorn, steps out in a black leather Versace number and matching Jimmy Choo platform pumps. 40 of 43 ELIZABETH BANKS Imeh Akpanudosen/Getty Girlie-girl on top, tough chick on the bottom: Elizabeth mixes it up in a navy-and-gray graphic midi teamed with brown calf boots and a Stella & Dot necklace at The Breeders’ Cup World Championship in Arcadia, Calif. 41 of 43 EVA MENDES Jordan Strauss/Invision/AP Hello, bombshell. The actress chooses a knee-length Dolce & Gabbana lace dress with a sexy low-cut neckline, matching Brian Atwood pumps and a Sergio Rossi clutch for a Holy Motors screening in Hollywood, Calif. 42 of 43 JULIE BOWEN Jim Smeal/BEImages The Modern Family star dazzles at the Baby2Baby Gala in Los Angeles in a violet sequined Naeem Khan V-neck gown, which she finishes off with a swept back ‘do and black Jimmy Choo clutch. 43 of 43 MINDY KALING Jason LaVeris/FilmMagic Also at the Baby2Baby gala, the actress proves she’s just as stylish as she is funny in a chic cream MaxMara gown, metallic snakeskin Rebecca Minkoff clutch, drop earrings and a fun blue manicure.