We're counting down the 25 Greatest Pop Stars of the 21st Century, and taking No. 4 is Drake. The rapper has topped Billboard's charts numerous amount of times. Keep watching to see how he dominated the Hot 100,

Drake's high ranking on "Billboard's" "Greatest Pop Stars of the 21st Century" list has ignited a debate about the legitimacy of his rap career

Although Drake rose to popularity because of his raps, his wide skillset and sound has garnered him a reputation as a pop star over the years. Billboard is in the midst of rolling out their Greatest Pop Stars Of the 21st Century list,