Hip Firing a 20mm Cannon... HOLY CRAP!!!

This may be the first time someone has ever hip fired a 20mm cannon. DO NOT ATTEMPT! This was filmed under controlled settings. CHECKLIST BEFORE ATTEMPTING: 1st: Private “Closed“ Range(Check) 2nd: No one or NOTHING downrange *For MILES!(Check) 3rd: Single Shot bolt action Cannon*no chance for a 2nd shot to be fired(Check) 4th: Holding the Cannon so it will only fly backward(Check) 5th: Placing my hand facing backward so no parts of my body are taken with it(CHECK) DO NOT ATTEMPT! This was filmed under con