Because the 3 chords you need to know are chords that you will use throughout your guitar playing life.

They'll be the cornerstone of your blues playing.

And not only that, but you will also be using these chords a lot if you're playing any rock 'n' roll. For example, you could play pretty much any Little Richard song with these chords.

The first chord you need to know is E major. Now for the blues, we're going to need to modify it slightly by adding what's known as a 'blue note'.

All dominant 7th chords include what's known as a 'blue note'.

To be more precise, the blue note is the note a tone lower than the root not. So for B, the blue note is A.

We need to include the blue note in our three blues chords. So the chords we really want to use are E7, A7 and B7.

Here they are:

OK, so how do we make a blues tune out if these? Well the most common, simple and effective way to do it is to play a 12 bar blues.

When people say they're playing a blues, they usually mean a 12 bar blues.

Download 12 Bar Blues Guitar Tab Here (PDF)

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