Music legend. We wish him well.

"It is with great reluctance and disappointment that I announce my retirement from concert touring," he said in a statement on his website. "I have been so honoured to bring my shows to the public for the past 50 years. My sincerest apologies to everyone who purchased tickets and were planning to come to the upcoming shows."

One of his earlier pieces, sung by The Monkees but written by Mr. Diamond. Genius.