Neil Diamond has announced that he is retiring from touring, effective immediately, after being diagnosed with Parkinson's Disease. "It is with great reluctance and disappointment that I announce my retirement from concert touring," Diamond said in a statement. "I have been so honored to bring my shows to the public for the past 50 years." The upcoming Australia and New Zealand leg of his 50th Annivesary World Tour have been canceled.

"I plan to remain active in writing, recording and other projects for a long time to come," says Diamond, who turns 77 on Wednesday (1/24). "My thanks goes out to my loyal and devoted audiences around the world. You will always have my appreciation for your support and encouragement. This ride has been ‘so good, so good, so good’ thanks to you."