Uh... you must be the only person who didn't watch the show.
90210 was treated like a joke in the real BH. Nora Epron wrote a couple of essays about what it was like for her (seemingly normal in a big house) but for amusing dysfunction, there is Fleur de Leigh's Life of crime: Diane Leslie, 1999
BH ain't what it used to be.
Taken over by Persians. Truly.
So celebs are moving way out to Calabasas. It'll be the new BH in 10 years.
At a radio convention Lucie Arnaz was asked abou her best friend when growing up. She mentioned a last name that wasn't a celeb. Lucie said her best friend was a plumber's daughter.
What R4 said. The Beverly Hills of the Clampetts is long gone. Might as well call it Little Tehran.
My Google app calls Westwood Holmby "Tehrangeles".