Por una Cabeza in G

Carlos Gardel / Alfredo Le Pera(1935)swing
Do Re MiC D E
A
F/G
Gm/A♯
Gm/D
A7/E
A7♭9/D♯

Chord Diagrams — Por una Cabeza in G (Guitar)

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Por una Cabeza 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 A (ascending whole step), A to D# (ascending tritone), D# to D (descending half step), D to D (ascending unison), D to F (ascending minor third), F to G (ascending whole step), G to C (ascending perfect fourth), C to C (ascending unison), C to A (descending minor third), A to G (descending whole step), G to D (descending perfect fourth), D to D# (ascending half step), D# to A# (descending perfect fourth), A# to G (descending minor third), G to G (ascending unison), G to A (ascending whole step), A to A (ascending unison). 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 A to G by whole step.

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 · 33 bars · Form: A

Chords: G, Gdim, Am, D♯dim7, D, D7, F/G, G7, C, Cm, A7, Gm, Dm, D♯, A♯, Gm/A♯, Gm/D, A7/E, A7♭9/D♯.

Scales for Improvisation G bebop, G bebop major.

Diatonic chords: See all chords in the key of G