Well, You Needn't in B

Thelonious Monk(1944)swing
Do Re MiC D E
A
B

Chord Diagrams — Well, You Needn't in B (Guitar)

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Well, You Needn't in B

Key of B

B major mixes barre and open elements. The B chord itself is a barre at fret 2, but E and A are comfortable open chords forming the IV and V. The open B string rings as the root, allowing creative drone-based arrangements. B is a intermediate-level key on guitar because the open B string rings as the root and the open E strings provide the 4th — useful for sus4 voicings and drone effects. This key mixes open and barre shapes, making it a good intermediate challenge that builds fretboard fluency.

Voice Leading

The bass line moves through B to C (ascending half step), C to B (descending half step), B to B (ascending unison), B to G (descending major third), G to G# (ascending half step), G# to A (ascending half step), A to A# (ascending half step), A# to F# (descending major third), F# to F (descending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The predominantly stepwise bass motion creates smooth, connected voice leading. When the progression loops, the bass returns from F to B by tritone.

Scales for Improvisation

B major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, B Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing2/2 · 26 bars · Form: AB

Chords: B, C7, B6, BMaj7, G7, G♯7, A7, A♯7, F♯7, F7.

Scales for Improvisation B bebop, B bebop major.

Diatonic chords: See all chords in the key of B