You gave Mortimer Weebles an atomic wedgie.
"I pulled that nerd's underwear over his head," you say. A smirk intensifies the flippant tone.
"We'll put that sort of behavior to bed," Dr. Harcomb replies. He's clearly angry with you; his face is red and his veins are bulging.
"I bet you've given a few wedgies, too," you accuse.
"I've never been quite as cruel as you," he denies. "I've made up my mind," he says, "and I'm sticking to it..."
You're expelled, kid; you blew it. Sit in detention until you think through it. I want you to learn; I know you can do it.