Why Don't You Do Right? in G

Kansas Joe McCoy / Herb Morand(1936)swing
Do Re MiC D E
A
B
Gm7/F
Gm7/F
Gm7/A♯
D7♯5
D7♯5

Chord Diagrams — Why Don't You Do Right? in G (Guitar)

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Why Don't You Do Right? in G

Key of G

G major is the singer-songwriter's key. The open G, B, and D strings spell out the full G major triad with zero fretting. Add the open high E for a Gadd6 shimmer. Nearly every diatonic chord (Em, Am, C, D) has a comfortable open voicing. G is a beginner-level key on guitar because the open G, B, and D strings form a complete G major triad without fretting a single note, and the open low E adds a rich 6th color. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through G to G (ascending unison), G to D# (descending major third), D# to D (descending half step), D to C (descending whole step), C to G (descending perfect fourth), G to C (ascending perfect fourth), C to G (descending perfect fourth), G to G (ascending unison), G to D (descending perfect fourth), D to D# (ascending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The mix of stepwise and leap motion balances smoothness with harmonic drive. When the progression loops, the bass returns from D# to G by major third.

Scales for Improvisation

G 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, G Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 21 bars · Form: AB

Chords: Gm, Gm7/F, D♯7, D7, Cm7, Gm7, Cm6, Gm7/A♯, Gm6, D7♯5, D♯Maj7.

Scales for Improvisation G bebop minor, G bebop.

Diatonic chords: See all chords in the key of G