an American animated children's television series featuring the voices and likeness of Mary-Kate and Ashley Olsen. It is also a series of books that spun off, from the show. The show premiered on October 20, 2001 on the ABC block Disney's One Saturday Morning, and was cancelled after one season due to negative ratings. Reruns were later shown on Toon Disney. It was the last TV series to star both Mary-Kate and Ashley.