Definitely not. They EARN that money. They are literally reacting millions of people—they deserve the corresponding millions.
Teachers, firefighters, doctors, all great professions, but they don't have the same single reach that a popstar has.
Like, if a million people buy BEYONCÉ for 15.99, are you telling me that Beyoncé doesn't deserve that $15,990,000? She doesn't even GET all of that.