When Joey learns that his new girlfriend just ended her affair with Miles Taylor, the piano player in his jazz band, he tries to prevent the jealous pianist from learning the truth by convincing his brother, Roc, to pose as her new lover. Miles confronts Roc, suspecting that Joey is lying to him. When Roc confessess the truth, Miles vents his anger at Joey and quits the band along with Curtis, the bass player.

Ruben Stiles, a popular actor, uses Roc as the model for his role in a new movie. He quickly perfects an imitation of Roc's voice and movements, Roc becomes upset. Ruben apologizes for embarrassing Roc but Roc criticizes him for not caring about his character's inside feelings. Several months later, the Emersons watch the movie on television and admire Ruben's accurate characterization of Roc. But when the character talks about his low sperm count, Roc chases Joey out of the house for revelaing his most private secret to Ruben.