Sirius paused in the doorway to the basement potions laboratory, wrinkling his nose at the putrid smelll coming from Hermione's cauldron; he lounged against the door, and gave a petulant huff because Hermione had, as yet, not recognized his presence.

"Don't give me that, Sirius Black," she said, not looking up from her work. "You know what happened the last time you brewed this potion."

From another room, a baby starts to wail.