What do the Olsen twins actually do?

Mary-Kate Olsen and Ashley Fuller Olsen (born June 13, 1986), also known as the Olsen twins as a duo, are American fashion designers and former actresses. Through their company Dualstar, the Olsens joined the ranks of the wealthiest women in the entertainment industry at a young age.

How did Mary-Kate and Ashley get famous?

Ashley Olsen made her TV debut on the sitcom Full House with her younger twin sister, Mary-Kate. The show was a tremendous hit, and the Olsen twins grew up in front of the American viewing public. When the show was over, the twins built their own business empire in dolls, DVDs, feature film and fashion.