Walter: I don’t trust him.
Kat: Forget about him. Trust me.
Walter: That’s the problem. Now I don’t trust you around him.
Kat: Dad, you don’t even know him.
Walter: You’re right. I should get to know him better. Invite him over to dinner.
Kat: You can’t be serious.
Walter: (points at his face)

10 Things I Hate About You Season 1, Episode 12: Don’t Trust Me