06/12/2014 02:49 pm ET

39 Fun Facts About Comedy You Better Know, Or Else

So you think you know comedy? That's funny; so does mental_floss.

The site has assembled "39 fun facts about comedy" to amuse and inform. Prepare to slip on several banana peels of trivia about the humor trade in TV and film.

Here's something we learned: John Wayne was asked to play a role in the Mel Brooks Western comedy "Blazing Saddles," the clip above points out. We just can't see the Duke farting around the campfire -- and, well, apparently neither could the Duke.

(h/t Laughing Squid)