“I think I'd better do the actual stealing," Hermione continued in a matter-of-fact tone. "You two will be expelled if you get into anymore trouble, and I've got a clean record. So all of you need to do is cause enough mayhem to keep Snape busy for five minutes or so.” HermioneHarrypotterRonweasly Book:Harry Potter and the Chamber of Secrets Source: Harry Potter and the Chamber of Secrets