Conductor Keith Lockhart showed off his orchestra’s seamless versatility with a program that featured Tchaikovsky, Harry Belafonte, Vaughan Williams, big band swing, Queen, and a Gen-Z lingo-spouting Santa.
At Symphony Hall Friday, artistic director Jonathan Cohen had an orchestra of 35 and a chorus of 34. He conducted from the harpsichord, bouncing on his feet when standing, bouncing even when seated.