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...

Listening to Arnold J.’s new single, "Muddy Waters," isn't quite like anything else swirling around right now. It arrives with the gentle insistence of incoming tide, pulling you into its specific gravity. Arnold J., Ghanaian-born and now Canada-based, weaves a sound tagged as alt-country and folk, but those labels feel thin, like trying to contain smoke. There’s earthiness, sure, but his soulful vocal lines...