When someone famous dies the whole world comes to a halt. Everypony wants to attend the funeral and everypony talks about it, because something Significant has happened. If the truth were known, though, most of the mourners didn’t actually know the departed. They cared because she was Famous, and therefore her death matters.
When Carrot Top died the world did not stop. Most ponies didn’t even notice. After all, she wasn’t famous and she wasn’t a hero. But to her friends it was a different story. The death of a celebrity would have been a distant tragedy – but the loss of a close friend was deeply personal.