Okay, so Jari Salmikivi. From Sweden, they make music. Right, got it. This particular serving, "Believe (Remix)", lands in the dance/pop arena, which, if you’re keeping score at home, means it’s basically designed to get you moving and possibly singing along into your hairbrush. But wait, there's more. It aims to dose you with pure, unadulterated positive energy, all served up with lyrics that...

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....