The Last of Mary Moo Cow

"The Last of Mary Moo Cow" is the first half of the 8th episode of season 5 of the animated children's series Arthur. It originally aired on October 23rd, 2000.

Plot
When her favorite show, Mary Moo Cow, is canceled, D.W. starts a petition to try to get her show back on the air and visits the studio of Mary Moo Cow.