On September 13, 1997, "Disney's One Saturday Morning" started out as a two-hour block on the "ABC Saturday Morning" lineup, and aired some of the shows that aired on it. In 1999, it was extended to 5 hours. On September 6, 1999, a spin-off, "Disney's One Too", aired on UPN and in syndication every weekday in the morning or afternoon and Sunday morning. "One Saturday Morning"' last aired on September 7, 2002.