This prank compilation is packed with gut-busting gags, perfectly timed scares, and reactions that deserve an Oscar.

I laughed at some parts, but the try not to laugh challenge isn't really a challenge. It's more of a meme.Twitter: <a href="http://twitter.com/Pokediger1Twitch:">http ...

Don’t laugh, giggle or crack a smile ... and fear of unstoppable laughter has possessed your very soul.

But why do we, whatever our linguistic or cultural background, love watching comedians trying desperately hard not to laugh at each other ... theories of humour that try to explain moments ...

The whoops, ahh-yahs, shrieks, woooo-hooos, and more. Check it out below. Try not to laugh! Good luck. And then try not to laugh at a few more There I Ruined It songs. Like Limp Bizkit's "Break ...