Do Re MiC D E

When You're Smilin'

Shay - Fisher - Goodwin4/4medium-swing

Chord Diagrams — When You're Smilin' in D (Guitar)

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When You're Smilin' in D

Key of D

D major is one of guitar's most resonant keys. The open D string acts as a droning root, and the open A string provides the fifth. This gives D-based strumming a wide, ringing quality that flatpicks and fingerpicks love. D is a beginner-level key on guitar because the open D and A strings provide a powerful bass foundation, and the open high E is the 2nd scale degree adding brightness. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through D to D (ascending unison), D to F# (ascending major third), F# to B (ascending perfect fourth), B to E (ascending perfect fourth), E to A (ascending perfect fourth), A to A (ascending unison), A to A (ascending unison), A to D (ascending perfect fourth), D to G (ascending perfect fourth), G to B (ascending major third), B to E (ascending perfect fourth), E to C (descending major third). The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from C to D by whole step.

Scales for Improvisation

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

medium-swing4/4 · 32 bars · Form: ABC

Chords: D6, Dmaj7, F♯m7, B7, Em7, A7, A7♯5, Am7, D7, G6, Bm7, E7, C7♯11.

Scales for Improvisation D bebop, D bebop major.

Diatonic chords: See all chords in the key of D