Action Plus - Sample Lesson Sample In the style of The Ventures. Level 3. There will be THREE guitar parts taught in this fast and fun Guitar by Ear lesson! You will learn the main lower octave guitar AND the guitar part an octave higher that is heard on the studio recording. Also, we include a lesson on a rhythm guitar part playing the background chords. There is a full demonstration at the beginning of the lesson and multiple versions of the backing tracks to play along with.