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

Twinning combo: During a 2008 LA book signing for Influence, the twins turned up the edge with pops of leather.

• Ashley wore a velour coat with a charcoal sweater, leather miniskirt, and classic pumps.
• Mary-Kate paired her shirtdress with a red leather belt and zippered leather peep-toe booties.