Piano chords · Blues & boogie
How to play Jack’s Obsession on piano
By Danny Elfman
- C minor
- 3/4
- 132 BPM
- Easy
Learn Jack’s Obsession in 5 steps
The chords first, then one hand at a time. Each step plays in the player above.
- 1
Chords: G7 – Cm – Fm – D7
Jack’s Obsession sits in C minor: C is home, where the song ends. It goes round 4 chords: G7 is G, B, D and F; Cm is C, Eb and G; Fm is F, Ab and C; D7 is D, F#, A and C. Play each one as a block with your right hand until the changes feel easy.
G7V7CmiFmivD7II7- G7G · B · D · F
- CmC · Eb · G
- FmF · Ab · C
- D7D · F# · A · C
- 2
Left hand: Jazz walk
One note per beat, strolling like a jazz bassist. Musicians call it walking bass (walking bass), an easy pattern heard in thousands of songs of the library.
- 3
Right hand: Marching chords
Two chords per bar, left-right, like a happy little march. It moves with the chords, so it fits every bar of the loop.
- 4
Both hands at 132 BPM
Put the two hands together over the loop. Start at half speed with the player's speed control, and bring it up once every change is easy.
- 5
Ending: Ab – Bb – Cm
The last chords are bVI – bVII – i, then one chord rolled from the bottom up, left to ring.
AbBbCm- AbAb · C · Eb
- BbBb · D · F
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Questions about Jack’s Obsession
What chords are in Jack’s Obsession?
The loop is G7 – Cm – Fm – D7 (V7 – i – iv – II7) in C minor, and the song ends on Ab – Bb – Cm.
What key is Jack’s Obsession in?
C minor, at about 132 beats a minute in 3/4.
What does the left hand play in Jack’s Obsession?
Jazz walk: walking bass, an easy pattern. It follows the chords, so the same shape works for every bar.
Is Jack’s Obsession easy to play on piano?
Yes. Both hands play easy patterns over 4 chords. Learn the chords first, then add one hand at a time.
Made from one arrangement of this song: the left and right hands are the patterns these scores repeat most.