[cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2009/images/08/13/guthrie.jpg caption="Guthrie calls Woodstock a 'single, unifying icon.’"] Folk singer Arlo Guthrie, famous for his appearances at Woodstock and the movie “Alice's Restaurant,” is still at it. He’s about to launch a 50-city tour with a band that includes his own children. At 62, Guthrie remains married to Jackie, his wife of 40 … Continue reading Arlo Guthrie on Woodstock at 40