Kelso: I know I keep things bottled up, but, you know, underneath this cool exterior, there's a really sad human being.
Donna: My God. This is about Jackie.
Kelso: Yes. All right. What gave it away?
Donna: The fact that it's all you ever talk about, you stupid dillhole. Look, Kelso, you've got to get it through your head. Jackie is not coming back to you.
Kelso: Why?
Donna: Because you slept with someone else!
Kelso: Yeah, like, a month ago. God!