(In 2018, the Billboard staff released a list project of its choices for the Greatest Pop Star of every year, going back to 1981. Read our entry below on why Rihanna ... biggest hits as a lead ...

Eminem is gearing up to drop a star-studded collection of his hits. In an Instagram post shared Tuesday, the 49-year-old rapper unveiled the tracklist for his upcoming Curtain Call 2 greatest hits ...