legends, their music shaped a generation, they came together for the tour of a lifetime. james taylor. ♪ ♪ >> his songs were amazing. his voiz ce is amazing and his demeanor. >> and carol king. ♪ ♪ >> carol king, one of the greatest songwriters of all time. >> i asked her to be part of my band. ♪ ♪ >> 40 years have passed since the first time we played. >> i loved every experience we have had together. ♪ ♪ ♪ ♪ >> "just call out my name" next sunday on cnn. >> and that does it for me.