It’s only wild if you believe their fable that their nation represents all Jews.
If however you see them as just another bunch of ethno-Fascists, it actually makes sense that many of the victims of the other large ethno-Fascist group in the last century wouldn’t get along with them simply because they recognize many of the same signs.
Extreme behaviours such as exhibitionism and a very high concern with one’s public image are actually quite consistent with not growing up in a good and well-balanced environment.
Well balanced people aren’t overly concerned with being seen as stylish and heaving fun all the time, unless they’re in a profession that requires managing the image one projects to the outside world (influencer, performing artist).