Do Re MiC D E

You Gonna Need My Help

Muddy Waters (McKinley Morganfield)4/4slow-blues♩= 75
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A7/D♭
A7/C
A7/B
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A7/D♭
A7/C
A7/B

Chord Diagrams — You Gonna Need My Help in A (Guitar)

Display
FingerNoteDegree
Starting fret
Open123456789101112
A7
5frEADGBE111132
EADGBEx23
EADGBE111x2
7frEADGBEx1324
D7
5frEADGBE111134
EADGBExx213
3frEADGBEx3241x
10frEADGBE111132
E7
5frEADGBEx3241x
EADGBE21
7frEADGBE111134
9frEADGBE111xx2
A7/D♭
5frEADGBE111132
EADGBEx23
EADGBE111x2
7frEADGBEx1324
A7/C
5frEADGBE111132
EADGBEx23
EADGBE111x2
7frEADGBEx1324
A7/B
5frEADGBE111132
EADGBEx23
EADGBE111x2
7frEADGBEx1324

Explore More

You Gonna Need My Help 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 D (ascending perfect fourth), D to E (ascending whole step), E to A (ascending perfect fourth), A to A (ascending unison), A to A (ascending unison). The predominantly stepwise bass motion creates smooth, connected voice leading. 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.

slow-blues4/4 · 25 bars · Form: A

Chords: A7, D7, E7, A7/D♭, A7/C, A7/B.

Scales for Improvisation A bebop, A bebop major.

Diatonic chords: See all chords in the key of A