This is the series finale after season 4 being cancelled due to Covid-19
Sheila uses the term "Hate Crime" which did not become widely used and recognized for over a decade.
Though the character was not yet introduced, at least not to a large audience, Carmen's portrayal of the Ghost of Christmas Future borrows from The Undertaker, especially the "sitting up" part.
When Bash is equating dying to being possibly gay, he's referring of course to AIDS (based on Florian). Ironically, Debbie says that Liberace has probably slept with more chauffeurs than she has, and that Liberace's doing fine... but he would die of AIDS not long after this timeline.
During the "A Christmas Carol" wrestling show Carmen is dressed in a cloak. This cloak closely resembles the cloak worn by Andre the Giant in The Princess Bride.