90 Reasons to Celebrate Mary-Kate and Ashley's Style

Twinning combo: Both girls wore eye-catching jackets and no-fuss beach waves for Nine's New York premiere in December 2009.

• Mary-Kate brought major spunk in a shimmering harlequin jacket and cobalt leather clutch.
• Ashley proved all-black is anything but boring in a cropped feathered jacket, silk trousers, and slick leather gloves.