The title of Rusty Reid’s new single, "Attitude Change," has the sterile ring of a corporate warning, which makes the desperate, heart-on-the-floor plea within it all the more jarring. This is the sound of the final straw, a melodic ultimatum delivered while someone else in the room is looking at the baby, or the TV, or anywhere but at the person whose love is...

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...