The ending was actually true I'm sure there's a clip somewhere where he takes someone that also didn't believe him to show him what he was saying at the end.
Brilliant fellas, you'll love this they rip he piss out of him in every episode🤣poor Karl sort of reads something and gets the wrong idea completely like the space chimp that is partially true, the chimp named HAM after the Holloman Aerospace Medical centre was blasted into sub orbital space (project Mercury) to see the possible effects on humans and the results were used to prepare Alan Shepherds launch in 1961, but Karl gets a bit carried away🤣✌️🍻