I wasn't able to fetch the full article — the text provided only contains site navigation/menu items ("Music Film Travel Art News Shop Mailing List… Cover Story | Yard Act"), not the actual article body, and I don't have permission to fetch the page myself.

Could you paste the full article text, or grant WebFetch access, so I can produce an accurate summary? I don't want to guess at which musician Graham Nash was referring to, as I'd risk fabricating details.