S2, E10: Darrin is struggling to create an advertising campaign for a toy ship model manufactured by Mr. Herding. When Samantha wonders whether the Stephens ' baby will look like his father, Endora turns Darrin into an eight-year-old. Returned to normal, Darrin goes to his office. Samantha repeats a disparaging remark Darrin made about Endora. Piqued, Endora turns Darrin into a boy at his office. Mr. Harding sees Darrin and compli-ments Larry on hiring a child to devise a campaign for a toy.