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. According to Mediabase, “Lullaby” received 5,215 monitored spins (up 601 from the prior week), with 11.4 million audience impressions. “All praise to the almighty.