The Grimleys (1999)

S2E26 Cat Addams

When the Addams Family's pet lion, Kitty Kat, falls ill, a doctor is called in to assess her condition. However, Morticia quickly realizes that it's the timid doctor who actually requires assistance. To boost his confidence, the family members pretend to suffer from various ailments, creating a bizarre yet supportive atmosphere for the beleaguered physician.