- Lady Penelope: But Tom's favourite is...
- [Tom whispers in her ear]
- Lady Penelope: ... Thunderbird 4.
- Alan Tracy: Thunderbird 4! Why?
- Lady Penelope: [Tom whispers into Lady Penelope's ear again] Because it's the only one you can play with in the bath.
- Alan Tracy: [they laugh] Oh, yeah.
- Gordon Tracy: Can't argue with that!
- Kayo: What about Thunderbird shadow?
- [quietly]
- Kayo: It's in stealth mode...
- Alan Tracy: Did you even bring Thunderbird S.?
- Kayo: I'll never tell.