When this well-known picture from Crazy Tour was taken?

I tried, but I can't find any direct contact to him :(

Could it be this Fraser Gray?
http://www.facebook.com/pg/Fraser-Gray-Photography-338019299721997/about/?ref=page_internal
http://500px.com/fraser_gray

I don't think so. He looks too young.

It was taken some years before his disco period