What do we do when AI replaces everybody?

So, before I say anything please get off your high horse. AI is an insanely intelligent machine and eventually it will replace majority of jobs. Even people who went to college and got good degrees are still going to be replaced. That's the most scariest part. Even people with bachelor degrees are going to be replaced.

But once we get to a point where AI can replace most of all of human jobs what are we going to do?