Watch the What Would Jimi Do? online guitar lesson by Angus Clark from 50 Radio Rock Licks You MUST Know
And of course, should you draw a blank on what Tony would do - ask Jimi. He may come walking up to you out of a dreamscape desert like Yoda and cause this kind of lick to explode inside your mind. It's a one note lick. You're just hanging the tonic over this whole progression in order to create a rock soundscape. This is particularly useful if you are also the lead singer as you can easily keep singing while playing this lick. Impress your friends. "Dude, he was playing a lead and singing all at the same time!"