It is 100% satire. They're playing Nazi music while massacring civilians wholesale so the colonel can go surfing with a guy that he's forcing to go surfing with him at gunpoint. IIRC it was that character and scene that made the US military refuse to do their usual thing of providing soldiers and equipment as extras and props for the movie, leaving them to instead rent the helicopters from the Philippines.
It is 100% satire. They're playing Nazi music while massacring civilians wholesale so the colonel can go surfing with a guy that he's forcing to go surfing with him at gunpoint. IIRC it was that character and scene that made the US military refuse to do their usual thing of providing soldiers and equipment as extras and props for the movie, leaving them to instead rent the helicopters from the Philippines.