Regal
Effortless beauty? That's easy for Katherine, who turned heads in this sophisticated champagne design at the 2014 Emmys.
LWD
Two words: Crisp and cool. The star sports a belted Michael Kors LWD at NBCUniversal's 2014 Summer TCA Tour.
Oh La La
Now this is one for the money! Heigl channels her inner goddess in a ruched Maria Lucia Hohan silk mousseline gown at her film's Paris premiere.
Wild Side
Katherine shows off her playful side in this Michael Kors zebra-print dress at the One for the Money photocall.
Rustic Chic
At the 2014 NBCUniversal Upfront Presentation , the State of Affairs star kept it classic with a light pink dress and a sleek leather jacket.
Fashion Week Fun
Backstage she goes! The star attends the J. Mendel show at NYFW Fall 2013 in a flirty red-and-black frock.
Mermaid Moment
The Greys Anatomy star picks an Escada mermaid gown for the 2007 Golden Globes.
A-Plus
One word: Bombshell! Katherine delivers the glam factor in an Escada gown at the 2006 Emmys.
Red Hot
Heigl goes sleek and sexy in this Hervé L. Leroux dress for the NYC premiere of One for the Money.
Elle Factor
The star lets loose for Elle's 18th Annual Women in Hollywood Tribute, wearing a sexy black embellished Amanda Wakeley keyhole dress, with matching jewelry, embellished heels and clutch.
Ruby Red
Katy selects David Meister's ruby red fan-pleated cocktail dress for the Life As We Know It premiere. As for her Swarovski heels? Rene Caovilla.
Grey's Anatomy
The former Seattle Grace doc is spotted in midtown Manhattan paying homage to her favorite color: Grey!
Back to Blond
After months as a brunette, Heigl goes blonde at the Compassion Revolution animal foundation launch—and embraces the change with a corresponding taupe dress.
Killing It
Katherine shows off her svelte figure in this Victoria Beckham dress at the U.K. premiere of Killers.
Sunny Side Up
The actress nails it in this sunny Jenni Kayne dress for an appearance on the Late Show.
Sweet & Simple
The actress attends the 13th Annual ASPCA Bergh Ball in NYC wearing a striped Lyn Devon dress.
Show Stopper
The Ugly Truth star dazzles in this sequined Naeem Khan dress at her film's U.K. premiere.
Case of the Blues
A visit to the Late Show is the perfect excuse for Heigl to sport this figure-flattering electric-blue Reem Acra frock.
The Pretty Truth
She may be at The Ugly Truth premiere, but this ensemble is nothing short of gorgeous! Katherine wears a dreamy ruched Lanvin dress with pearls by David Yurman.
Red Coat
The actress matches her lipstick to her overcoat and shoes at the premiere of Marley & Me.