I’d venture a thought that it isn’t caring about the celebrity. I think that there is a “familiarity” with the celebrity that makes them feel like it is someone that you know. Thus it isn’t all that different than you experiencing the loss of a loved one.
Case in point: I know that I felt very saddened and shed a tear when JoePa died. I never met him. I did say hello to him on Pugh Street one afternoon. That was it. Over time i had developed admiration and respect for the man. That’s why i acred
Franco was the same way. And, had i known some of the many stories of his interactions with ‘average people’, i would have been even more saddened than I was.
ON the other hand, Lisa MArie Presley? Sad, but didn’t bat an eye. The same hold for many a celebrity. With 300 million people in the US, even 1% is three million people who care about a particular person. That’s is a very noticeable minority