Wonder Boy: It's so hot today, I'm feeling laxative.
WB: What did you say before that the heat makes you feel?
Beche: I think you mean lethargic.
WB: What's laxative?
Beche gives basic physiological explanation.
WB: So if someone says I have a lax nature, what does it mean?
Beche foregoes opportunity for humorous one-liner in view of not offending 10-year-old straight man's sensibilities.