This extension will load fartscroll.js from The Onion on all pages (http://theonion.github.io/fartscroll.js/)..
This loads the fartscroll.js from The Onion (http://theonion.github.io/fartscroll.js/) From their GitHub Page: You want fart noises as you scroll weve got you covered.
Everyone farts.
And now your web pages can too.
Back and better than ever!