Is it possible to build a jetpack using downward firing machine guns? (2012)

This is hilarious, and also terrifying (for his feet!)

I was not at all surprised to see one of his toes had electrical tape (?) on it, but boy is that dangerous for any unprotected skin. Anybody interested in some compartment syndrome?

Clicked into this thread to post this and was amazed to find it already here. Awesome, fun channel.