Del Dettmar left prior to the release of "Hall of the Mountain Grill" to live in Canada, Alan Powell joined as an additional drummer, and science fiction author and friend of the group, Michael Moorcock, stepped in to read poetry at their concerts.
Del Dettmar left prior to the release of "Hall of the Mountain Grill". This was to live in Canada. Science fiction author stepped in to read poetry at their concerts. Friend of the group stepped in to read poetry at their concerts. Michael Moorcock was the group.