The great British lead guitarists of the 20th Century had one intriguing thing in common with each other - they all used a very specific lead guitar solo scale with its own set of unique rules. Join me to uncover what it is, and how it works.

CORRECTION: On the D Hybrid Scale at 16:45 the 11 on the D string should have been a 10. As usual, I managed to put the video up with a bloody mistake in it...