Harry Styles debuts "Aperture" at No. 1 on the Hot Dance/Pop Songs chart, becoming the first male artist to lead the ranking ...
Over the past six years, Billboard's staff has made its picks for the greatest pop star of every year, from 1981 to present. See our full updated list here.
They're all highly respected in the world of old-school rap. And they all hit the Top 40 just once in their careers.