Since its release, Cuphead has been known for its immense difficulty. Knowing that, one would assume that attempting to play the game with an arcade style dance pad from Dance Dance Revolution would be impossible to accomplish. The only one who wouldn't assume that would be PeekingBoo, who has made a living off playing games like this for awhile.
So how does he do? He makes it through the first level without dying, which I'm flat out astounded by. Check out the rest of his run, and make sure to send some love to his YouTube channel as well.