The day after ditching husband Tom Cruise the actress swapped the shapeless jeans, lank hair and frumpy flats we have become so used to seeing her wearing for a designer dress, immaculate make-up and towering five inch stilettos.
Stepping out for the first time since the split was announced, the 33-year-old chose statement heels by French shoe brand Roger Vivier for a day of filming in New York.
What a break-over! Katie Holmes looked glossy as she appeared in public following news she is to divorce from Tom Cruise
Glowing: Katie's simple ponytail showed off her pretty make-up
And making the most of the paparazzi scrum surrounding her Katie used this opportunity to showcase a dress design from her own label - Holmes & Yang.Katie launched the label with celebrity stylist Jeanne Yang in 2009, a luxury line aimed at 30something women with cash to burn now available in Harvey Nichols in London and Barney's in New York.
The £900 navy and black 'contrast placket' dress was the perfect choice for Katie's first solo work commitment: super sophisticated and proof that she isn't just a Hollywood WAG.
Single and smiling: Katie Holmes left the Parsons School of Design after taping Project Runway in New York City today
The hair and make-up too looks fresh new too.
Defined brows, sculpted cheeks and a slick of berry lip gloss give Katie a more modern look than the dowdy Dawson's Creek star seen hanging off Tom's arm.
THE WARDROBE OF A WIFE: KATIE'S FRUMPY PRE-SPLIT STYLE
Old look: a dressed-down Katie looks fed up on a trip to Soho
Mumsy: Katie's style went from high fashion to high street
Tired: Katie's old lady wardrobe is wearing her down
Hippy not so chic: Shapeless clothes swamp her petite frame
70s style: Simple separates show zero flare for fashion
Red alert: A dangerous mish-mash of styles in NYC