Billie Eilish's mental health struggles came at a moment when she was grappling with some of the uglier, more distressing sides of fame and found herself seeking refuge at home. At one point, she wrote in her journal, in all-caps, "I know I’m lucky/But I’ve never been a happy person, really." And this time, I literally was like, ‘I don’t care. I don't even want it to get better.’” Eil