Watch the Ultimate Rolling Lick online guitar lesson by TrueFire from Play Blues Guitar 9: Advanced Lick Vocabulary
Ultimate Rolling Lick - Concept 14 is a video guitar lesson presented by Mike Zito and is sourced from Blues Americana.
Okay, this is just for sheer fun here. This is an almost "Van Halen Country" lick to me. Kind of out sounding but very cool. It can be just be for effect, but also can be musical if used to grab some attention and push into the next dramatic part of your solo.