Detour Ahead in C

Herb Ellis / Johnny Frigo / Lou Carter(1948)swing
Do Re MiC D E
A
B
F9♯11
G13
C6/G
F13
F13
G13
G13
G7sus4

Chord Diagrams — Detour Ahead in C (Guitar)

Display
FingerNoteDegree
CMaj7
EADGBE231
3frEADGBE1113245frEADGBE111xx410frEADGBE333xx1
F9♯11
EADGBE123
3frEADGBExx12347frEADGBE11x2348frEADGBE111x23
FMaj7
EADGBExx321
EADGBE1114233frEADGBE11x3338frEADGBE111324
Em7
EADGBE2
EADGBE114237frEADGBE1111328frEADGBExx2314
Dm7
EADGBExx312
5frEADGBE1111326frEADGBExx231410frEADGBE111113
C♯dim
EADGBEx41x23
4frEADGBEx1243x7frEADGBE31x42x11frEADGBExx12x3
G13
EADGBE321
3frEADGBE11x2343frEADGBE1113249frEADGBE222x14
Gm7
3frEADGBE111113
5frEADGBE11x4238frEADGBE11x23410frEADGBE111132
C7
EADGBEx3241
3frEADGBE1111345frEADGBE111xx28frEADGBE111132
F6
EADGBE11x324
3frEADGBE111x346frEADGBEx4231x8frEADGBE113333
G♯7
EADGBE111xx2
4frEADGBE1111326frEADGBE11x32411frEADGBE111134
C6/G
EADGBEx4231
3frEADGBE3333x17frEADGBE2x143x8frEADGBE11x324
C6
EADGBEx4231
3frEADGBE3333x17frEADGBE2x143x8frEADGBE11x324
G♯m7
4frEADGBE111113
6frEADGBE11x4239frEADGBE11x23x11frEADGBE111132
C♯9
EADGBE222221
8frEADGBE3142xx9frEADGBE11132410frEADGBExx2143
Am7
EADGBEx21
EADGBEx23145frEADGBE1111137frEADGBE11x423
G7
EADGBE321
3frEADGBE1111325frEADGBE11x32410frEADGBE111134
C
EADGBEx321
3frEADGBE1112345frEADGBE111xx48frEADGBE111342
F♯m7♭5
EADGBE2341
4frEADGBE222xx19frEADGBEx1324x10frEADGBE11xx24
B7
EADGBEx2134
EADGBE1111344frEADGBE111xx27frEADGBE111132
Em
EADGBE23
2frEADGBE113427frEADGBE1113429frEADGBE4312xx
F13
EADGBE111324
EADGBE1112347frEADGBE44x2138frEADGBE111134
EMaj7
EADGBE312
EADGBE333xx14frEADGBE111x437frEADGBE111324
E6
EADGBE2314
EADGBE111345frEADGBEx4231x7frEADGBE3333x1
F♯m7
EADGBE111113
4frEADGBExx14239frEADGBE11113210frEADGBExx2314
F9
EADGBE111324
EADGBExx21437frEADGBE22222110frEADGBE1111x2
F7
EADGBE111132
3frEADGBE11x3248frEADGBE11113410frEADGBE111xx2
G7sus4
EADGBE1123
3frEADGBE1111348frEADGBE11x23410frEADGBE111134

Detour Ahead in C

Key of C

With no sharps or flats, C major is the theoretical home base on guitar. The open G, B, and high E strings all belong to the C major chord, creating natural sustain. C is a beginner-level key on guitar because the open B and high E strings ring within the scale, and every basic chord uses familiar open shapes. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

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

Scales for Improvisation

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

swing4/4 · 28 bars · Form: AB

Chords: CMaj7, F9♯11, FMaj7, Em7, Dm7, C♯dim, G13, Gm7, C7, F6, G♯7, C6/G, C6, G♯m7, C♯9, Am7, G7, C, F♯m7♭5, B7, Em, F13, EMaj7, E6, F♯m7, F9, F7, G7sus4.

Scales for Improvisation C bebop, C bebop major.

Diatonic chords: See all chords in the key of C