Billie Eilish opens up on ex-boyfriend in Apple TV+ documentary

Billie Eilish offered a rare glimpse into her relationship with an ex-boyfriend in the Apple TV+ documentary exploring her meteoric rise (Apple/PA)

Billie Eilish opened up on a previously unknown ex-boyfriend in the Apple TV+ documentary exploring her meteoric rise.

The pop sensation, 19, allowed cameras to follow her for Billie Eilish: The World’s A Little Blurry, which charts her career from precocious 17-year-old to multiple Grammy winner.