[Remus studies him carefully, sensing the disappointment with his lack of recognition. Mark him as curious.] No, it's perfectly alright. Should have guessed you were Bill. [He smiles, humor sparkling in his eyes.] You've gotten a bit bigger since I saw you last. I think you may be older than I am, now, actually. Do you have time for a chat?

[This seems like a discussion best had in private, not on a public street.]