There are few songs that define the late ‘90s and early 2000s quite like Britney Spears’ “...Baby One More Time.” Released in September 1998, the song, which captures the ...

"I Just Might" by Bruno Mars has now led Billboard's Radio Songs chart for 19 weeks, making it the fourth-longest-running No.

Katy Perry's "The One That Got Away" becomes her longest-charting hit on one of Billboard's global rosters thanks to its ...

Here's every single that topped the charts this year, based on new formula that tallies physical sales, airplay, and streams. The Billboard Hot 100 singles chart measures the top songs every week ...