- Flat sixth.
- In the normal major scale, if we travel downward, we get non chord tones on our down beats (1 3 5 7). For example, with
C, we getC(good),B,A(?),G,F(BAD),E,D(BAD),C. - The bebop scale fixed this by adding a chromatic passing note, giving us
C(good),B,A(?),Ab,G(good),F,E(good),D. - C minor bebop scale: