When I played FFXI a few of us were talking about a new member in our linkshell, wondering if they were a girl or a guy and we were all coming up with convoluted ways to figure it out. In the middle of this party conversation one of our members asked the player in linkhell chat:

"Hey, when you need to go to the bathroom do you go in the door labeled Gentlemen or the one labled Ladies?"

Which was probably the most discreet way this particular player could ask