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

Twinning combo: The Olsens celebrated Tim Burton at a November 2009 MOMA film benefit with quirky couture styles and matching black leather satchels.

• Ashley played up her faint blue streaks with a ruffled turquoise dress and mustard-colored satin pumps.
• Mary-Kate channeled Tim Burton's quirky side with a leopard coat, wide-leg trousers, and a porkpie hat.