The Christmas Song in A

Robert Wells / Mel Tormé(1945)swing
Do Re MiC D E
A
B

Chord Diagrams — The Christmas Song in A (Guitar)

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The Christmas Song in A

Key of A

A major is a rock and blues cornerstone. The open A string delivers a strong root, while both E strings ring as the fifth. Classic A-D-E progressions practically play themselves with open cowboy chords. The open high E is the fifth, reinforcing power. A is a beginner-level key on guitar because the open A string is the root and the open E strings provide the fifth above and below, creating a massive low-end anchor. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through A to B (ascending whole step), B to C# (ascending whole step), C# to F# (ascending perfect fourth), F# to E (descending whole step), E to E (ascending unison), E to A (ascending perfect fourth), A to D (ascending perfect fourth), D to G (ascending perfect fourth), G to F# (descending half step), F# to F# (ascending unison), F# to D# (descending minor third), D# to G# (ascending perfect fourth), G# to C# (ascending perfect fourth), C# to D (ascending half step), D to C (descending whole step), C to B (descending half step), B to F (ascending tritone), F to A (ascending major third). 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 A to A by unison.

Scales for Improvisation

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

swing4/4 · 26 bars · Form: AB

Chords: A, Bm7, C♯m7, F♯7, E7, Em7, A7, D, G7, F♯m7, F♯m7/E, D♯m7, G♯7, C♯7, Dm7, C, B7, F7, A6.

Scales for Improvisation A bebop, A bebop major.

Diatonic chords: See all chords in the key of A