Someone stole your Cupcake. You were getting DNA swabs to see who took it. Were you overreacting? Probably. Did you care? No. You told Matteo to open his mouth, with a Q-Tip in your hand.

Matteo: Why do you need me to open my mouth?

Pansy: Someone stole their Cupcake. They're doing DNA tests to see who did it.

Matteo: Well that seems like a violation of my privacy.

Crabbe, Goyle, and Draco: Do what they says or you'll end up in a coffin.