18. Lister: "Is there something good you can tell me about myself? Something laudable?"
Kryten: "Laudable? Hmm, you sometimes help me with my laundry duties by turning your ____________ inside out and extending the wear time by three weeks."
From Quiz Psirens
Answer:
Underpants & under pants
Lister: "I'm an animal. I'm a tasteless, uncouth, mindless, tone-deaf, randy, blokish, semi-literate space bum!"
Kryten: "Ahh... welcome back Mr. Lister sir!"
Kryten had reminded Lister of his liking onions on his corn flakes, drinking curry sauce and putting hot sauce on all of his meals.