That's a really good point! His answer, obviously tongue in cheek, would definitely indicate a deep sorrow/desire that would be inappropriate to share. I first read that scene at the age of six, when the tongue-in-cheekness was NOT obvious. I found it baffling, shrugged, and never bothered to re-evaluate the meaning…

"with her Better together pish. " It literally means piss, but is used to mean nonsense.

As a transgendered lady I'd just like to say that I don't feel particularly excluded.