The Love Boat (1977)

S05E15 I Don't Play Anymore; Gopher's Roommate; Crazy for You

Concert pianist Paul has stepped away from the stage due to arthritis, yet his devoted fans relentlessly urge him to perform again. Meanwhile, Gopher is taken aback when he discovers the surprising location where he first encountered Rachel. In a twist, David pretends to be mentally unstable in order to secure a pension, leaving psych-savvy Lisa with the task of demonstrating that his act is nothing but a ruse.