(The skull's eye sockets glimmer again as they leave.)

Harry clambers up through the trapdoor and out to the door door. He opens it, revealing a man almost as tall as he is, bearing three extremely fuzzy sweaters.

"Hello, Harry. I'm told you need sweaters for, ahem, 'unclear magic reasons that he refused to clarify because he's a selfish bastard who doesn't care about the people who get caught in his wake of destruction'? Correcting for Charity's editorializing, I assume you need them for magic reasons."