YouTube is well known for unofficially hosting outrageous challenges. Users have tested their physical and mental limits in countless ways all under the scope of a web cam for the world to see. 

As YouTube Comedy Week continues, popular YouTubers Rhett and Link decided to host a YouTube Challenge Challenge. That’s right. They enlisted a slew of YouTubers to participate in a marathon of popular YouTube challenges, including the marshmallow challenge, the cinnamon challenge, the wasabi challenge, and more. 

Things get crazy very quick.