Fashionably 30-Something

Catherine Zeta-Jones, Renee Zellweger and other stars look better today than they did in their twenties – PEOPLE style expert Susan Kaufman explains why. By Emily Fromm

DEBRA MESSING, 37

With her brown hair and brown outfit, Messing (left, in 1996) literally blended into the background. "The thing that really transformed her was turning into a redhead," says Kaufman. "Finding things that work with that hair color" – such as the lavender Dolce & Gabbana dress she wore in Beverly Hills this summer – "gave her that great fashion personality. She found the fun in fashion."