The Hot 100 chart measures success across genres. Drake has the most No. 1 song debuts in history, followed by Taylor Swift and Ariana Grande.

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.

The Super Bowl halftime show is the marquee event among performances, widely considered "the biggest stage in the world" due ...