The minor ninth is the b3's rich cousin: b7 and 9 stacked into velvet. Swap your plain 6- for 6-⁹ and the sad cousin changes into evening clothes.
movesthe b3 gets company — b7 and 9 stack into velvet above itsolo·singthe 9 over a minor chord is R&B's favorite note; sit on it shamelesslyon recordquiet-storm and R&B slow jams live on -⁹ chordstry itAnywhere your 6- lasts a whole bar, play 6-⁹ and pick it string by string.