Honoring one of the most influential musicians and cultural icons of our time. The concert event, filmed at Merriweather Post Pavilion in Columbia, Maryland, features performances by Phil Lesh & Communion, Bob Weir, Mickey Hart, Bill Kreutzmann with Billy & the Kids, David Grisman, Jimmy Cliff, Peter Frampton, Los Lobos, Yonder Mountain String Band, and others. Songs include "Uncle John's Band," "Fire on the Mountain," "Touch of Grey," and "Ripple."