This video is the definition of "so preoccupied with whether or not they could, they didn’t stop to think if they should." This sort of thing happens all the time, though. There is a seemingly endless stream of verified people with a bunch of followers that you have never heard of that pump out an endless stream of cringe content that probably RACKS up views on facebook and nowhere else. There is only one way to stop it.
Time for 50 to lawyer up and really narrow down what fair use really means. Make an example of those who would seek to besmirch the name of good music by warping it into yet another shiddy Christmas song. And while he is at it, I would like him to to get Floyd to accept his challenge to read a page of Harry Potter for $750,000.