In this tune, we’re going to venture into the world of jazz and walking bass lines, an absolutely essential topic to explore because it teaches you ways to outline chord changes using various harmonic resources, from chord tones to scales and beyond. “Quartz” has a challenging harmonic sequence with lots of twists and turns that will keep you on your toes, but no worries, because Scott will guide you step-by-step the whole way through. By the time you master this piece, you’ll be much further along in your knowledge of bass and harmony… and music in general. So, grab your axe and let’s get in the shed!