From the moment Shakespeare wrote his first fart joke, audiences have loved gross-out humor. In this 'Starz Inside' documentary, take a trip through the history of taboo-busting comedy that began with slapstick and led to the most notorious Internet video in history, with stops at every infamous penis, poo, puke and pie gag in-between. It’s a totally uncensored look at the scenes that make you want to look away.

"The Evolution of What Makes Us Laugh"