Modern principles of accountancy that may surprise you
The filibuster done properly ala Robert-Houdin's Portfolio and Carrot Top's act.
Laws of nature subject to review/revision as demonstrations don't quite work.
TV from alternate universes - or ones that are slightly in our future...
Trying for a specific example: taking a large collection of words on slips of paper, from which some are chosen randomly, and adding in three blank slips to be filled in by things that people suggest - and making a madlib out of them via Confabulation by way of the Gene Anderson Paper tear.