Ettie, who was born and raised in London, is a phenomenon in the music industry because of her lyrical alchemy, which transforms cultural touchstones and personal histories into pure alt-pop gold. She is able to compose alternative pop songs that speak to the anxiety that is felt by millennials because of the gift of being able to play with words. Ettie, who has a degree in...

The first few notes of Megapenny Music’s single, "Across the Miles," feel less like an introduction and more like a resumption. There’s a quiet confidence here, a melody that seems to pick up a conversation left hanging four decades ago—a detail about the artist’s hiatus that you can’t help but feel in the song’s DNA. Delphine Savatte’s voice enters not with a bang, but...