Watch the The Hardest Groove online guitar lesson by TrueFire from Play Bass Guitar 4: Groove Vocabulary
The Hardest Groove - Bass Line #42 is a video guitar lesson presented by David Santos and is sourced from 50 Bass Grooves You MUST Know.
This is a one chord vamp in a shuffle feel. Lock in on one note and put a hard swing in it. Keep it in the pocket. Lay it in there. Don't budge. It's not always as easy as it sounds to play like this. Groove it.