Flavor Wave’s single, “The Optimist,” arrived less like a declaration and more like someone tentatively drawing back a dusty curtain on a grey afternoon. From West Chester, PA, these five lifelong friends – Kyle Loedel (vocals, lyrics), Matthew Stretch (lead guitar), Patrick Blair (rhythm guitar), Noah Montgomery (bass), and Joshua Speaker (performer/drums) – typically tread alternative rock paths nodding to influences like The Strokes....

A rubber band ball, meticulously constructed and then unceremoniously dropped, that's what Outside Pedestrian's "Jesu, Joy of Man's Desiring" feels like. Not the ball itself, mind you, but the brief, elastic snap of unexpected order being momentarily... let go. We know the Bach tune. It’s a holiday staple, often served up with a side of polite reverence. But here, Anthony Fesmire’s guitar, David Lockeretz’s...