Creating fake facts does require a measure of haphazard research, insofar as they need to not just be possible, but also interesting.
John HodgmanThis is something that the nimblest standup comedians learn, over time, to handle gracefully. They'll go between prepared material, then they'll respond to what's happening in the room and weave it back into the prepared material and so on.
John HodgmanUnfortunately for humanity, I've gotten into the habit of providing my own closing music for shows by singing a song and playing the ukulele.
John Hodgman