Jon Gold’s new single, "Lullaby for a Dream," is an act of gorgeous disorientation. You see the name—a pianist rooted in the intricate soils of jazz—and you prepare for one thing, but what arrives is a mist-laden skiff drifting from an entirely different shore. Gold, a Delaware musician, has composed a piece of British-Gaelic folk, and the cognitive dissonance is half the immediate magic....

Raquel Ramos really mixes it up on her single "Advice," drawing from what feels like a whole generational Rolodex of music. You've got that 90s alt-rock edge, some pure pop earnestness, and hints of R&B soul woven through it. And the song itself (from Ramos, who used to be Sirena Sol) doesn't hit you softly; it feels more like the surprise of finding a...