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...

Janet Devlin’s new single, “Houston,” arrives as a gleeful contradiction, a two-stepping Americana anthem for the sovereign state of one. It has all the upbeat, country-rock fixings for a roadside sing-along, yet its heart is miles away, floating in a self-imposed, wonderfully stubborn vacuum. The track opens, and you’re ready for a communal good time; instead, you find yourself at a party where the...