Asked ChatGPT to complete the joke, here's some examples

A MAGA politician, an antisemitic MMA influencer, and an antivaxxer enter a bar. The bartender looks up and says, "What is this, a convention for banned Twitter accounts?"

A MAGA politician, an antisemitic MMA influencer, and an antivaxxer enter a bar. The bartender looks up and says, "Sorry, we don't serve conspiracy theories here."

A MAGA politician, an antisemitic MMA influencer, and an antivaxxer enter a bar. The bartender looks up and says, "I'm going to need to see some proof... of reality."

A MAGA politician, an antisemitic MMA influencer, and an antivaxxer enter a bar. The bartender looks up and says, "What can I get you? A fact-check?"

A MAGA politician, an antisemitic MMA influencer, and an antivaxxer enter a bar. The bartender looks up and says, "Let me guess, you're here to 'debate' the menu?"

A MAGA politician, an antisemitic MMA influencer, and an antivaxxer enter a bar. The bartender looks up and says, "If ignorance is bliss, then this must be paradise."