The Love Boat S03E19 - Kinfolk / Sis & the Slicker / Moonlight & Moonshine / Too Close for Comfort / The Affair (2)

Danny blames his family when Steve fails to show for his performance, leading to a rift with his father and grandfather. Kitty considers leaving her family to marry Steve. The captain lays down the law to his annoying houseguests, who end up at each other's throats. Dave finds out about Frank and Cynthia's affair, which leaves the future of both marriages in doubt.