When news spread that Alan Jackson’s health was declining, Nashville fell silent. Then, one quiet morning, a black car pulled into his driveway — Barry Gibb had come. No cameras, no press. Just Barry with two coffees and an old notebook of songs. He didn’t come to talk about music. He came to remind a friend that music — like friendship — never really fades.
When The Bee Gees released “I’ve Gotta Get a Message to You” in 1968, they...