42. What’s the purpose of the ring story?

Jeannette and Brian discover a two-carat diamond ring in the yard outside the house. They show their mother and urge her to sell it so they can use the money for food, housing payments, and other essentials, but Rose Mary insists on keeping the ring to replace her wedding ring and to boost her self-esteem. This episode illustrates Rose Mary's selfishness and lack of consideration for her children.