Growing up changes the meaning of a late night. The Mack Brothers seize that feeling on “Sleepless in Seattle,” an indie rock single from Philadelphia brothers John and Matthew Mackara. The title comes from John’s own phrase for those anxious, can’t-switch-off hours, and the song’s stated concern is the friction between the past and the present. That premise hits hard because it is familiar without being...

Kelsie Kimberlin, a multi-talented musician and singer who was born in the United States but has strong ties to Ukraine, deviates significantly from the mould of the normal artist. Her work, despite the fact that it is clearly amusing, delves deeper than the surface, exploring serious social themes with multiple meanings that demonstrate her great awareness of the transforming power of music. Kelsie went on an...