Watch the Axis of Evil online guitar lesson by Chris Buono from 50 Rock Guitar Licks You MUST Know

Taking a hint from the pedal point concept, Joe Satriani blazed through a lick similar to this one in the breakdown section of "Satch Boogie" where he tapped out a succession of arpeggios exclusively on the 5th string with the open A string acting as a pedal. Satch stated this was another compositional technique known as Pitch Axis where the series of chords were set on a single-note axis point. Here's an onslaught of arps within four bars so diabolical it could be called the axis of evil.