“New directions are happening,” Charlie Puth sang Thursday night in the excellent new song “Changes,” and he wasn’t kidding. In the first show of a four-night residency at New York’s Blue Note Jazz ...

“Changes” is a pure hit of super polished Eighties pop delight, filled with prickly guitar lines, glossy keys, gated snares, and a booming choir to help bring home the final chorus: “There’s been some ...