To listen to Stevie Hawkins’ take on "A Song For You" is to have a conversation with a ghost in a dimly lit room after the show has ended. Hawkins, long the rhythmic engine for the song's originator Leon Russell, steps from behind the drum kit to the microphone, and the space between these two roles compresses decades into four and a half minutes....

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...