While Mary-Kate and Ashley Olsen rose to fame through acting on the popular '90s seriesFull House, the twins have since declared their devotion to the fashion industry. They currently boast two successful brands, The Row and Elizabeth and James, and they have received the prestigious CFDA Womenswear Award. Come September, they will take on the beauty biz with the launch of their first fragrance for Sephora under their Elizabeth and James label. In honor of Mary-Kate and Ashley Olsen’s 27th birthday on June 13, we look back at their top fashion moments.