Ross: Danger! Danger!
Rachel: What the hell was that?
Ross: A lesson in the importance of unagi.
Phoebe: You're a freak!
Ross: Perhaps. Now, I'm curious. At what point during those girlish screams would you have begun to kick my ass?
Rachel: All right, so we weren't prepared.
Ross: I'm sorry I had to take such drastic measures to make my point, but I just want you guys to be safe.
[Monica opens the apartment door to take out the trash]
Ross: Danger! [Monica walks by unfazed] Ah, huh? Unagi.