[Ah, the indignity of having someone else put his hat on for him? And yet he allows it, flinching only a little when the elastic snaps sharply against his chin. Terrible party store garbage...]

Are you an expert? On ghosts?

[Don't look now, but he's going to be impressed... well, maybe.]

How can you know how ghosts work but not how to say hello to one? Would we not simply say, "Good day, little Bernardin, how is your"— [er. dead people stuff??] -"your... floating going?"