Conversation so far:
who are the characters supposed to be in i'm dying up here
I'm Dying Up Here's main characters are composites of real people: Instead of matriarchal Comedy Store owner-operator Mitzi Shore, it’s Cellar owner-operator Goldie Herschlag.
do real-life people appear on the show i'm dying up here
The real world still exists on I’m Dying Up Here: Johnny Carson and Richard Pryor both make cameos, and characters make offhand remarks about The Comedy Store.
what is the real life Comedy Store
The Comedy Store is an American comedy club located in West Hollywood, California, at 8433 Sunset Boulevard. An associated club is located in La Jolla, San Diego, California.

Question: when did the store first open
Self-contained rewrite: when did The Comedy Store first open