This film of Rattlesnake Shake is back on Youtube! It has been missing for a long time. I think it is from Njårdhallen, Oslo the 3rd of November 1969, though, and not from Helsinki.
There used to be a better picture version on Youtube, but never mind! This will blow you away!
http://www.youtube.com/watch?v=B5LE_...eature=related
Ms Moose