The superstar siblings have hired Sandbox Entertainment's Jason Owen, whose longtime clients include Kelsea Ballerini and Kacey Musgraves.

By Gary Trust Over the Billboard Hot 100’s 66-year history ... Benson Boone’s “Beautiful Things” and Billie Eilish’s “Birds of a Feather,” each of which spent more than 20 weeks ...

"Happier Than Ever" is the title track from Eilish’s sophomore album, which debuted at No. 1 on the Billboard 200.

We know Billie Eilish’s preferred hair color, who she thinks is the best female rapper of all time, and now, her Beatles song(s). “Hardest question of my life!” the “Birds Of A Feather ...

While represented by them, Eilish hit huge milestones including over 40 tracks on the Hot 100, 32 Grammy nods, nine Grammy wins and the Number One single ‘Bad Guy’. At the time of writing ...