"My priorities have changed in my life. We have children. I've had an amazing life, an amazing career, but my life has changed. My priorities now are my children and my husband and my family," John said. "I've been touring since I was 17 with various bands. I thought the time was right to say thank you to all of my fans around the world and to say goodbye. That doesn't mean to say I'm not going to be creative, but I'm not going to travel anymore."