Watch the Rolling E7 online guitar lesson by David Hamburger from Fingerstyle Blues Factory
I sometimes picture the E7 shape used in this lick as an open D7 chord that’s been slid up two frets and then played without fretting the high string. Of course, if that just confuses you, don’t think of it that way. In fact, forget I ever said anything about it. [new paragraph] Playing three notes on top for every one bass note creates something called a “triplet feel,” also sometimes called a “12/8 feel.” Either way, you hear it all the time on slow blues tunes, whether electric (“Red House,” for example) or acoustic (“Kind Hearted Woman”).