"That's usually how it works. When you go back, you'll look like you always did. Or wait a couple of days here, and it'll go away, too."

She turns her head just a little to escape the smoke. It's a subtle gesture that she's perfected after years of being around Nanny Ogg's cigars.

"Home for me is the Discworld. The village of Lancre, to be precise, but I doubt you'll have heard of either. Almost no one has."