The Vocah demons' name is the word havoc rearranged.
On the DVD commentary, David Greenwalt said the reason the writers had the offices blow up was because it was very cramped and there wasn't much room to film.
Julie Benz's name was placed at the end credits to keep her appearance as a surprise. Here, she is credited as a Special Guest Star.
When Wesley is attempting to translate the prophecy, he cannot decide if the word Shanshu means die, or live. Therefore, the episode's title is a play on To Live and Die in L.A. (1985).
This is the 100th episode of Buffy/Angel overall to be aired.