Harry, Ron, and Hermione climbed the steps to the entrance hall. Harry was still thinking about what Malfoy had said, while Ron was seething about Snape.
And he did indeed draw a chair in midair with his wand, which revolved for a few seconds before falling with a thud between Professors Snape and McGonagall. Professor Trelawney, however, did not sit down; her enormous eyes had been roving around the table, and she suddenly uttered a kind of soft scream.
¡°What, Voldemort?¡± said Harry, without thinking.