new version with high-speed cloud video: https://youtu.be/os12uzc5F9s
A mashup of ten live Grateful Dead performances of the Feeling Groovy jam:
0:00:00 9-19-70 Fillmore East
0:08:15 4-14-72 Copenhagen
0:14:58 2-13-70 Fillmore East
0:18:04 4-11-72 Newcastle
0:21:16 11-26-72 San Antonio
0:24:37 5-25-72 London
0:33:43 11-8-69 Fillmore Auditorium
0:36:31 7-31-71 Yale Bowl
0:38:36 6-26-74 Providence
0:44:04 2-24-74 Winterland