Watch the Blues in E online guitar lesson by Jimmy Heffernan from Dobro Handbook

It's time to explore one of guitarists' favorite keys, the key of E!

All of our open notes are used D, B, and G.

The open D here is a flat 7 in the key of E. The open B is a 5th and the open G is that magical flatted 3rd, the tone that made millionaires out of a lot of guitar players!