Think you can keep a straight face? This impossible Try Not to Laugh challenge is filled with clips that no one has survived without cracking up. From epic fails to unexpected moments, this video ...

In this video, it’s a face-off in the Try Not to Laugh Challenge! With water in our mouths and ridiculous videos on screen, we do everything we can not to crack. Spoiler: someone loses badly.

Add Yahoo as a preferred source to see more of our stories on Google. I hope you're ready to laugh, because these videos are about to make you absolutely crack up! Just when you think a clip can't be ...