"We'll send you a Hogwarts toilet seat." Snape and McGonagall have a disagreement, Peeves eludes Filch, Gryffindor defeats Hufflepuff. Also watch out for: Moaning Myrtle, dentures, Oliver Wood...and Albus Dumbledore overseeing it all!
What happened after: "I was the only one who saw her for what she was--a freak!"