Venom

Vice Principal: “Hey, Troy! How was your weekend?”
Troy: “Great! We had a Halloween party.”
Vice Principal: “Oh, cool. What did you dress up as?”
Troy: “Venom.”
Vice Principal: “Oh…what’s that?”
Troy: “It’s a symbiote.”
Vice Principal: “A what?”
Troy: “It’s a type of alien that lives inside a human.”
Vice Principal: “Oh. Okay. Well, great, I guess.”
Troy: “Yeah, Venom is the best!”