You don’t have to be in the military to know it’s not the slickest move in the world to tell a United States Marine drill instructor to “bug off” or “get lost” — like this cadet does in the follow video, taken a few years ago outside the baseball venue where the Los Angeles Angels of Anaheim make their home.

To say this Marine got pissed over the disrespect he was shown is umm … a huge, HUGE understatement. This service member straight blows Vesuvius out of his skull. It’s a sight to behold, and one to forever make note of.

No games. This is serious: