I know this gets labeled " disco ", but I think its one of the funkiest, groove oriented bass lines ever. How in the world did he come up with that beginning run ? I don't think this guy gets enough credit. In my opinion, he's right up there with Jamerson.
Harold Melvin & The Blue Notes - Bad Luck (Official Audio) ft. Teddy Pendergrass - YouTube
Harold Melvin & The Blue Notes - Bad Luck (Official Audio) ft. Teddy Pendergrass - YouTube