Almost ceaselessly working from the 1960s to the end of the 1990s, exactly how many bands has Jimmy Page been an official member of?

Led Zeppelin documentary makers had to pass these two tests from guitarist Jimmy Page before they got his approval.

Jimmy Page is the mastermind and sonic architect behind Led Zeppelin. After making his name as a session guitarist for some of the '60s biggest bands, Page took over, took apart and completely ...