The star glows in a metallic Marc Jacobs dress at the 2013 CFDA Fashion Awards.
Nicole stepped out in her punk-inspired look for the 2013 MET Gala wearing a Topshop embroidered gown.
The Fashion Star judge stepped out in a gorgeous frock with embroidered details for the Balmain LA dinner.
The style icon stepped out in a Saint Laurent chain embellished dress.
The starlet flaunted some sexy skin in this Roberto Cavalli gown for the Elton John AIDS Foundation Academy Awards viewing party.
The mom wears a brown printed Etro dress for the QVC Red Carpet Style party that she finished off with her House of Harlow clutch.
Stepping out in a Tom Ford dress and Christian Louboutin pumps, the starlet looks gorg as she poses at the Pre-GRAMMY Gala and Salute to Industry Icons.
At Elle's Women in Television celebration the designer wore a zip-front dress from Alaia that she completed with Ferragamo studded pumps.
At the Golden Globe Awards, Nic glowed in a Naeem Khan blue sequined dress with a nude underlay.
The fashionista shows off her own Winter Kate printed yellow frock while in NYC for a Fashion Star event, pairing it with red Brian Atwood pumps and House of Harlow jewels.
Daddy's biggest fan! The Fashion Star gal attends the Lionel Richie and Friends concert wearing a yellow gown (a color she's rocking a lot this spring) with floral rose pattern, a studded House of Harlow clutch and starburst earrings by Meus Designs.
The color looks great on you, Nicole! That's the best thing we can say about this oddly constructed yellow gown, a mess of random drapes and panels. Yikes!
Nicole looks like a ray of sunshine in this sweet, gathered-skirt yellow frock.
The mother of two shows some edge in a strapless, knee-length white Emanuel Ungaro with gold embellishments in Beverly Hills.
The House of Harlow designer shows off her slender figure in a silver Julien MacDonald open-backed gown that's a little bit different from her usual boho style. Jimmy Choo sandals, chunky bangles and a funky ponytail finish off her look.
A rare combination of classy and sexy, Nicole rocks this black Osman gown with leather cut-out bodice to the UNICEF Ball in Los Angeles, complemented with a simple updo and romantic jewelry.
Nic owns the casual-glam look, as she dons a Halston silver dress with red flecks at a pop-up shop party in La-La Land.
At L.A.'s MOCA gallery exhibit, the mama of two goes glam in a Julien Macdonald gown with embeliishments and a loose updo.
The socialite attends Elle's 18th Annual Women in Hollywood Tribute in a gorge chocolate-brown draped Douglas Hannant gown with velvet floral details. She paired it with David Yurman jewels, Christian Louboutin peep-toes and a pewter clutch.
This mom still loves to show off her girlish side from time to time. She does just that at the Environmental Media Awards in this lemon Keepsake cutout dress with a ruffled neckline, Christian Louboutin pumps, diamond cuffs and a studded House of Harlow clutch.
Time to add Earth Mother to her résumé—Nic looks divine in a flowing Winter Kate silk maxi, House of Harlow fine jewelry headpiece and python clutch.
Chic styling! The petite momma looked fabulous in this long silk, vibrant yellow halter paired with black peeptoes and a matching clutch.
At the Ella Moss 10 Year Anniversary party, our TV personality-turned-designer wore a butterfly printed maxi dress by Ella Moss paired with black studded Givenchy heels.
The fashionista promotes her new clothing lines at Fashion Island in Newport Beach wearing--but of course!--her very own Winter Kate sheer silk, long sleeved blouse with white waisted denim shorts and black tights.