Mama's indecorum and naiveness were exampled in her inability to drive ( ep . " Mama's Learns to Drive " ); inability to act in socially acceptable ways out in public and in the presence of guests ( ep . " The Mama Who Came to Dinner " and " Ellen's Boyfriend " ); inability to work jobs outside of the home ( ep . " Mama Gets a Job " and " Mama for Mayor " ); etc . This often resulted in the humiliation or frustration of her loved ones.