Michelle Elizabeth Tanner is a fictional character on the long-running ABC sitcom Full House, who was portrayed by Mary-Kate and Ashley Olsen. She first appeared in the show's pilot, "Our Very First Show," which aired in 1987, and continued to appear through the two-part series finale, "Michelle Rides Again" in 1995. The character of Michelle was the Olsen twins' first acting role; the two were infants when they started working on the series.