This article is about Mrs. MacGrady's sister. You may be looking for Martha Mealy Worm.
Gender Female
Animal Bear
Hair color Brown
Family Leah MacGrady (sister)
Cartoon debut The Great MacGrady

Martha is Mrs. MacGrady's sister. She came over to help Mrs. MacGrady when she had cancer in "The Great MacGrady."

She also appeared via webcam in "D.W., Queen of the Comeback," calling from India.