Emerging R&B singer JayDon has secured his first No. 1 hit. His Paradise-assisted smooth jam “Lullaby” jumps two spots at urban radio this week, dethroning Cardi B’s “ErrTime” from the summit.

Forbes contributors publish independent expert analyses and insights. Hugh McIntyre covers music, with a focus on the global charts. Alex Warren’s “Ordinary” holds at No. 1 on Radio Songs for a twenty ...