Watch the Chordal Turnarounds online guitar lesson by Robbie Calvo from 25 Blues Turnarounds

Blues Turnaround 21 can also double as a cool comping line within the context of your blues progression. The idea behind this line is that it's creating a top line melody or chord melody on the upper voicing and a chromatic line within the chords on the fourth string. Take a look at the chords as you play them and you'll see what I mean.