“What did you do in the Cold War, Daddy?” It was a question Billy Joel felt his daughter Alexa would ask someday, and at the height of the most decidedly chilly U.S.–Russian relations in the ’80s, Joel didn’t have an acceptable answer. So he packed up all of the gear, crew, and machinations behind his mammoth Bridge Tour and headed to Russia to spearhead the largest-scale tour a Western musician had ever done in the Soviet Union. A Matter of Trust is the four-disc box set that serves as an extended chronicle of the time in July and August 1987 when an animated American piano man opened the eyes and ears of an Eastern Bloc country just beginning to experience the rise of freedom.