William favored Pete with a look - really? did we have to talk about exploding heads? - and swallowed. "I need a drink," he announced. "Anyone else?" And some tarts. He really wanted those tarts so that he could have another drink. Or three.
He tucked the wand carefully up his sleeve so that it would be muffled, at least until such time as he made it to the other side of the room where the headmaster appeared to be demonstrating Muggle party dances. He and his wand needed to get in on that, at least to observe. He'd never gotten to see his professors dance back in school, this was something of a novelty.
"Excuse me," he said politely. "I'm going to go learn the Why Am See Yay."