Plus, Alex Warren's "Ordinary" ties for the longest Radio Songs reign and Ella Langley's "Choosin' Texas" tops Streaming Songs.

The superstar earns his 10th No. 1, and first arrival at the apex.

Kenshi Yonezu's "IRIS OUT" follows at No. 2.

Kehlani's "Folded" and sombr's "Back to Friends" move up a spot, while Olivia Dean's "Man I Need" hits a new high, but will Bruno Mars continue to hold on to his No. 1 spot? Tetris Kelly: This is the ...

Kehlani's "Folded" and Ella Langley's "Choosin' Texas" slip a spot, but can Bruno Mars' comeback single "I Just Might" sweep the No. 1 throne from Taylor Swift? Tetris Kelly: Is Bruno’s comeback ...

Bruno Mars has notched a second week at #1 on the Billboard Hot 100, while Alex Warren has tied a major record on another ...

Bruno Mars joins the likes of Taylor Swift, Janet Jackson, The Beatles, and Michael Jackson with "I Just Might." ...

“I Just Might” further solidifies Mars’ dominance on R&B charts, as it also enters at No. 1 on Hot R&B Songs, continuing a run of genre-defining hits that includes “That’s What I Like” and “Leave the ...

Kehlani’s “Folded” & Sombr’s “Back To Friends” move up a spot, while Olivia Dean’s “Man I Need” hits a new high, but will Bruno Mars continue to hold on to his No. 1 spot?

Mars now has 10 different songs to have topped Billboard's Hot 100 in his career.

If "APT." wins record of the year, he'll become the first four-time winner in the history of the category.

This year's event features a special compilation album from the pop superstar.