An intoxicating ode to chasing adrenaline, the Swedish pop star's second album is broken into two chapters: Fairy Dust, which is about the highs, and Fire Fade, which is about the lows. As she explained on Beats 1, there’s plenty of joy in chapter two. “Imaginary Friend,” a song about a gut feeling, was born in a moment of crushing self-doubt. “Whenever someone tells me I can’t do something, it tells me it’s definitely possible,” she said. "I’m thankful for that.”