After smashes like “First Class” and “Lovin on Me,” the artist from Louisville, Ky., is making a true musical shift to intimate, hand-played R&B on his fourth album, “Monica.”
In 2022, Jack Harlow topped the Billboard Hot 100 for three weeks with “First Class,” a reimagination of Fergie’s “Glamorous” that catapulted him from emerging rap hitmaker to promising pop headliner. A year later, “Lovin on Me,” another playful pop-... [1342 chars]