British inventor and YouTube celebrity Colin Furze—previously known for creating a jet-powered bike and the "world's fastest toilet"—recently created a big metal butt with a butthole fashioned to fit a gigantic pulsejet. Why? To fart at France, of course.
After learning the pulsejet sounded alarmingly like a fart, Furze hoped to create a jet loud enough to be heard across the English channel, 21 miles from his location on a beach in southern England. (He does quote the Monty Python line you're thinking of, if you were wondering.) Watch the experiment here:
And if you'd like a little background on the creation of the fart, here's Furze creating the giant pulsejet:
And here's Furze creating the butt: