As the news from America becomes more and more worrying it's good to look back to the last century when everything was different and some American rock musicians brought joy to the world. Peace and Love meant something back then.
The Grateful Dead were very successful despite having no chart hits and they had a huge dedicated fanbase.
They were formed in California in 1965 and performed regularly for 30 years.
The anniversaries have spawned renewed interest in the band.
Dennis McNally was their official archivist.
This conversation was recorded in 2015.