Amy-Lin Slezak’s “Known 3 Yrs. Seen 24 Hrs” opens with the bright, optimistic twang of country pop, a sound so sun-drenched you can almost feel the heat coming off the asphalt. The fiddle weaves itself through clean acoustic strums and soaring electric guitars, a musical language we all know. But the story it tells is something wonderfully specific, a peculiar ache you didn't know...

There is a peculiar alchemy happening with Jimmy Eff and the Sundogs on their new single, "Better Like Before". It sits in the air like the smell of ozone right after a lightning strike charged, crisp, and signifying a sudden shift in the atmosphere. You listen to it, and you sort of expect the industrial gray of their Birmingham home base, yet the sound...