Avril Lavigne goes old-school in a comeback song with soul. Zayn shines in an expansive new project that touches on all sides of moody R&B. Songwriter LP’s penchant for drama plays out perfectly on a rollicking track. Vic Mensa makes self-love cool, even in rap. And Robin Thicke repents and recounts a tumultuous few years in the soft, sensitive “Testify.”
