Mary-Kate Olsen and Ashley Olsen turn 26 today! The girls began their careers sharing the role of Michelle Tanner on the hit series Full House in 1987, and there was no looking back. The Olsen sisters grew up in Hollywood and shared many memorable moments with the world. They made their big-screen debut in It Takes Two, but now they are better known for their career shift to designers with their hugely successful clothing line The Row.
In celebration of their milestone, take a look back at the priceless moments from Mary-Kate and Ashley's younger years.