Joey: It's unacceptable that you'd have sex with Emma in the next room. I'm going to have to tell Rachel about this.
Chandler: No, no.
Monica: Please don't. She will kill us.
Joey: Hey, I gotta. Unless-
Monica: Unless what?
Joey: Unless you name your first-born child Joey.
Chandler: What? Why?
Joey: Hey, I may never have kids and somebody's gotta carry on my family name.
Chandler: Your family name is Tribbiani.
Joey: ... Oh, ha, ha. You almost had me.