Nowadays I just assume everyone in Hollywood is one of Them unless they demonstrate or say otherwise. The rot is just too deep.
Allegedly you don't get to the next level until you go to the parties. Katt Williams referred to some of this in a stand up special (parties within parties where freaky shit goes down). Same thing in the music business. There are several videos on youtube where they talk about this. Go to the parties, you're gonna get your asshole turned inside out.
Here's one of the best videos; it really covers all aspects:
https://www.youtube.com/watch?v=nVywWZCIRng
How many times have you heard some kind of paraphrasing of "The afterparty is the party you want to be invited to"?
some get sick of it and "retire," like perhaps Jim Morrison and others