A moment later, Sirius' voice comes back, muffled and surrounded by girlish giggles.

James and Remus exchange glances.

"Rotten luck, Prongs," he says. "Seems that he's just given her his scarf. She's now a bloody Gryffinclaw. Ravendor? Anyway — he's just used one of the typical first-date moves."

James curses.

"Oh, yeah. And I'm apparently this girl's date tonight."

"— what?"