"What happened? What's up? What's going on?" Pan is a third grader, is bursting with questions who will talk to anyone?even total strangers?to satisfy his curiosity. But not everyone likes his questions. And because some people get annoyed with him, he asks his grandparents, "Why does everyone always get mad at me?" Still, when Pan discovers that what he mistook for Halloween makeup on a schoolmate's face won't come off, he knows he's got...