[Arthur eyes the hand for a moment, then takes it]

Arthur Kirkland. I know Bruce, and my proximity to his pants is nothing to do with anyone unless the contents belong to someone else.

[The shake is brief, but firm and not cold as might have been expected]

That being said, I was only having a bit of fun.

[A wry smile]

I suppose it goes without saying that I don't react well to being surprised by strangers. Still, I uh.. apologise for elbowing you in the stomach.