Watch the Jimi Says online guitar lesson by Jennifer Batten from 50 Ultra Intervallic Guitar Licks You Must Know
This phrase blends flat 5 intervals with 4th intervals to begin with. And like several of the others, it ends with a blues vibe. Dominant chords allow you to get away with the most craziness. You can get away with using flat five intervals (and other alterations) over a dominant harmony way more than on any other chord type.