The former CSN bandmates locked voices on "Teach Your Children" following a performance of "For What It's Worth" where Stills ...

READ MORE: Graham Nash, ‘Now': Album Review The two-time Rock & Roll ... fall on the Sixty Years of Songs and Stories tour.

Nash and Crosby contributed backing vocals to “Free Man in Paris,” a hit single from Mitchell’s sixth studio album, Court and Spark (1974). Graham and David also lent their vocal talents to ...