Watch the 5th Degree Pentatonic online guitar lesson by Fareed Haque from Jazz Rock Workshop
A quick unrelated note on harmonics I use in this playing example. Harmonics are king!
When picking, try to get the pick and your thumb to strike the string on a down stroke to squeeze out some harmonics. Up stroke use the middle finger nail and pick.
Any more questions are best addressed to Billy Gibbons, he is the master of this