Sure, the F-35 project might have cost $3.5-billion, and is 8-years late, but this stealth fighter recently tested its cannons, and all systems are go. It fired approximately 3 airborne gunfire bursts from its internal Gun Airborne Unit (GAU)-22/A 25mm Gatling gun system, while 3 bursts of one 30 rounds and two 60 rounds each were fired from the aircraft's four-barrel, 25-millimeter Gatling gun. "The successful aerial gun test sortie was a culmination of several years' planning, which intensified in the first half of 2015 at the Edwards F-35 Integrated Test Force (ITF) Flight Test Squadron with a team of Air Force, Lockheed Martin, Pratt & Whitney, General Dynamics, and Northrop Grumman personnel," said Mike Glass, Edwards ITF flight test director. Click here to view the first image in today's viral picture gallery. Continue reading for the five most popular viral videos today, including one of a Star Wars: Rogue One behind-the-scenes featurette.