Ballon biting
Competitive stair climbing… probably
This real life videogame
This
I really don't want to know how exactly this works
Samurai fighting?
Whatever this guy is trying to do
Also a lot of painful stuff like this
And dangerous stuff like this
Yes that is a Komodo Dragon
The "Guess Whats Made of Chocolate" Game
But you can only use your mouth
This entertaining game of "Who can crack more Nuts with his Butt?"