Last Night's Look: Hit or Miss?

From the red carpet to the city streets, the stuns in a nude lamé Halston Heritage gown with vintage Fred Leighton necklaces and a bronze bag for the New York City Ballet Fall Gala.

The celebrates the launch of her New Balance activewear line in N.Y.C. in a sizzling sharp-shouldered black-and-white mini and electric blue pumps.

The marks the return of her long locks in a flowing iridescent velvet jacket and sleek leather booties at a restaurant grand opening.

The channels old Hollywood glamour, pairing her embellished Dior chiffon gown with Neil Lane jewels and a Raven Kauffman Couture clutch for the L.A. Philharmonic opening night gala.

Draped in folds of seafoam green, Black Swan’s steps out to celebrate the New York City Ballet, accessorizing her look with a ruby clutch and metallic sandals.

The Dancing takes a lunch break from her grueling rehearsal schedule, heading into Spago Beverly Hills looking California cool in a green top, high-waisted denim and platform sandals.

breaks up an all-black outfit with a sheer red embroidered tunic while promoting her latest film, Fair Game, during a visit to The Daily Show with Jon Stewart in N.Y.C.

takes her role as a juror seriously! The actress paired easy separates from her Twenty8Twelve line – including a spot-on leopard print skirt and a boxy jacket – for a classic look at the opening ceremony of the 21st Dinard British Film Festival in France.

Still looking hot on her Parisian tour, leaves the Plaza Athénée in a printed top, frilly pink culottes and nude Lanvin pumps.

The Scott Pilgrim vs. the World actress ups the sexy appeal on the black carpet in a one-shouldered frock with bow-tied drapping and nude banded sandals in West Hollywood.

The fierce strikes again, pairing a daringly printed – and low-cut! – dress with jewel-tone heels and an bangles galore – all by Miu Miu – at the Miu Miu show for Paris Fashion Week.

The shows that tuxedos are “Fair Game,” wowing in a menswear inspired LBD by Armani and little else at the Cinema Society-sponsored N.Y.C. premiere of her new movie.

After bringing her clothing line The Row to the City of Light, the is a creature of habit, topping off her signature black look with a furry topper.

The looks cozy making her book tour rounds, stopping by a Barnes & Noble in L.A. wearing an olive cableknit sweater dress with black tights and black booties.

Even in black, the always-cheery shines bright in sequined bodice with braided black skirt for a photo call in Austria.

The is pretty in pink, topping her leather scalloped trim confection with a light pink cardigan – both by Miu Miu – at the brand’s show in Paris.

The Fair Game star goes for edgy dark green in a one-sleeved draped dress and monochromatic accessories – all by Lanvin – at the film’s premiere in N.Y.C.

Leaving a charity event at Harry’s Bar in London, the exudes retro elegance with her winged eyeliner and blazer-topped floral tea length dress, which she finished off with classic black pumps and a clutch.

The fashion week fan continues her tour of Europe, taking on Munich in a sequin belted navy sheath, black lace-up sandals and sequin clutch at Mango’s Fashion and Music Night event.

Someone’s ready for fall! Kelly looks fur-tastic in London topping her gray and black ensemble with a foxy fur vest, patterned scarf, black aviators and biker boots.

Breaking fashion’s oldest rule, the dares to wear white after Labor Day, living up to the title of her latest novel Sugar and Spice in a sweet lace Marchesa dress and an Open Hearts necklace worn as a headband in N.Y.C.

The Big Apple’s newest embraces the city’s black and white attitude in an abstract Matthew Williamson dress and knee-high suede boots.

The blooms in a floral Zac Posen sheath with black accents at a Save the Children event in N.Y.C.

The always colorful shows off her darker side in an eclectic cutout dress with matching red and gold pumps at a photo call in Warsaw, Poland.

Clad in a floral motif tulip skirt and matching jacket, the traveling springs from her hotel in London in full bloom.

Looking ready for the runway herself, Paris Fashion Week’s showcases a black lace frock with sharp shoulders and a full skirt at the Alexander McQueen show.

The newly single TV star is sure to drive all the men mad while showing off her sizzling figure in banded Oscar de la Renta sheath and nude peeptoes at a photo call in Cannes.

Proving all that glitters is gold – and blue! – the Oscar winner highlights her toned figure in metallic beaded Chanel dress, matching Judith Leiber clutch, Jimmy Choo heels and Neil Lane earrings at the L.A. premiere of Conviction.

The burlesque dancer does her best catwalk strut in basic black with scarlet lips and flower-topped heels on her way to the Elie Saab show at Paris Fashion Week.

The actress gives fall the cold shoulder in summery white lace Emilio Pucci frock and fierce gunmetal peeptoes at the New York City premiere of her new movie Stone.

Taking a color cue from the rocking actress ditches her blue locks in favor of a bubble gum pink Georges Hobeika dress with edgy Jimmy Choo sandals and Neil Lane jewels at the L.A. premiere of Conviction.

Debuting a chic new bob, the of Chanel’s Coco Mademoiselle fragrance makes the cut at the fashion house’s Paris runway show in a glittering drop-waist frock finished off with simple black accessories.

Fashion’s celebrates Yves Saint Laurent’s spring collection with husband and owner François-Henri Pinault in a bold red-and-black abstract gown by the design house and tuxedo jacket at Paris Fashion Week.

The adds an edge to her Chanel floral frock with a leather jacket and strappy heels while attending the design house’s ready-to-wear show in Paris.

Talk about perfecting a mishmash of trends! Fashion’s creates buzz in London, pairing her knotted “She died of perfection” top with a tulle skirt, an extra-long blazer and bow-topped pumps with ankle socks.

Trading her hard-rocking stage look for chic sophistication, Love goes glam in a cream-colored gown and black tights at the Chanel show in Paris.

Out promoting her latest book, Love, Lust and Faking It, the kicks up her black blouse and tweed trousers ensemble with sizzling peep-toe booties at a book signing in L.A.

Paris Fashion Week’s front-row star looks happy to be blue in a lace-paneled dress, topped off with a tan tote and pale pink T-strap flats at Chloe’s show.

It’s all that shimmers for the Modern Family mom, who flaunts her hot bod in a black-and-silver one-shoulder mini at the Les Girls Cabaret in Hollywood.

The City star looks every bit the polished professional in a gray blazer and textured white dress at the Giambattista Valli ready-to-wear show during Paris Fashion Week.

The Gossip Girl beauty opts for a classic look, pairing a white blouse with a black skirt at Chanel’s ready-to-wear show in Paris.

Things are going smoothly for the returning who pairs her olive Myne blouse with silky Rebecca Taylor shorts at the Teen Vogue Young Hollywood Party in L.A.

Paris Fashion Week’s front-row accessorizes her hot pink frock with sharp multi-strap Mary Janes and a quilted clutch – all from Dior – at the label’s ready to wear show in the City of Lights.

It’s off to Warsaw, Poland, for , who promotes her Reveal perfume in a strapless, ruched D&G gray tweed dress topped with a built-in scarf cardigan and black pumps.

The former Dancing with the Stars star gets flirty in a figure-flattering Zac Posen LBD with a glittering Swarovski clutch and classic black pumps at the Teen Vogue Young Hollywood Party in L.A.

N.Y.C. suits up her LBD with a gray blazer and tights to show her support at pal Stella McCartney’s show during Paris Fashion Week.

It might have been the Teen Vogue Young Hollywood Party, but Emma showed off her sophisticated style in a beautifully draped lavender Malandrino gown, reptile Kelly Locke clutch and gold pumps in Los Angeles.

is every bit a Teenage Dream in a signature silver rubber dress – topped with confetti! – and black peep-toe heels at a T-Home and T-Mobile event in Budapest, Hungary.

The City looks like a rock star – right down to her black nail polish! – for the Rolling Stone Hot Party in a sequined LBD, coordinating peep-toe booties and clutch at The Mirage Hotel’s Jet Nightclub in Las Vegas.

The redheaded actress-turned-author keeps the focus on her fiery locks – and killer legs! – in head-to-toe black for the opening night of the musical Freckleface Strawberry in N.Y.C.

Also attending the Teen Vogue bash: The Eclipse star, who shimmered head-to-toe in a two-tiered gold dress, strappy bronze sandals and a coordinating clutch – all by Michael Kors, who sponsored the party.

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