However, anyone who knows high fashion, would obviously know that they've been slaying in the industry for years now.
Just look at how cute they were! They became huge stars when they were just babies and by the time they were toddlers, they were just about the most famous names in Hollywood.
Animal rights activists criticized the twins for wearing fur, journalists suspected drug use, and linked Mary-Kate to the death of Heath Ledger.
For her part in the widely praised Martha Marcy May Marlene 2011 , she was named for various honors, including the Independent Spirit Award for Best Female Lead.
Growing up changed the Olsen sisters, they almost stopped acting in movies and started creating clothes.
A rare infectious disease affected the health and performance of Ashley Olsen, but in 2016, the star went on the mend.