Billie assumed that would be the voice she'd sing with for years to come: "I thought it was going to be soft, and my range wasn't going to be very big, and I wasn't ever going to be able to belt, and ...

Known initially for her breathy, almost whispery singing style - not to mention her unmistakable pronunciation of the word ‘duh’ - Billie Eilish has since added more shades to her vocal palette. Now, ...