At 42:20 when Tony starts to play the piano, Lucas removes his life vest. But seconds later the shot changes and the vest is back on.
Piccolo's father in this episode is played by actors Michael and Peter DeLuise's (Piccolo and Dagwood respectively) real-life father Dom DeLuise. Also having a guest appearance in this episode is their other brother David playing the manager.
Lucas: I heard that you're probably not going to leave.
Dr. Smith (sighs): No, I'm not going to leave.
Lucas: That's good.
Captain Bridger: You woke me up to the simple fact that I'm alive.
Darwin: No money, no fish?
Lucas: Yeah, right, exactly.
Darwin: That sucks.
Tim: If I said your taste in culture was vapid and infantile, that would be rude.
Lucas: Fathers and sons, and I guess mothers and daughters, are hard relationships to figure out.
Dagwood (to Tony's father): I imagine my father to be like you. Only with a brain.