Super Simple Chords

Piano chords · Rock drive

How to play Let’s Do It on piano

By Cole Porter

  • Bb major
  • 2/2
  • 100 BPM
  • 1928
  • Medium
Play the full song with sheet music
Tuning the piano…
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Style

Left hand Power fifthsRight hand Steady chordsChords from the chord symbols in the score

Learn Let’s Do It in 5 steps

The chords first, then one hand at a time. Each step plays in the player above.

  1. 1

    Chords: Gm – Bb – F7 – Bb – Cm – Cm7

    Let’s Do It sits in Bb major: Bb is home, where the song ends. It goes round 6 chords: Gm is G, Bb and D; Bb is Bb, D and F; F7 is F, A, C and Eb; Cm is C, Eb and G; Cm7 is C, Eb, G and Bb. Play each one as a block with your right hand until the changes feel easy.

    GmviBbIF7V7BbICmiiCm7ii7
    • GmG · Bb · D
    • BbBb · D · F
    • F7F · A · C · Eb
    • CmC · Eb · G
    • Cm7C · Eb · G · Bb
  2. 2

    Left hand: Power fifths

    Root and fifth together: big and bold. Musicians call it lh power fifths (left-hand chords), a medium pattern heard in thousands of songs of the library.

    Power fifthsLeft-hand chords · RockLeft handMedium
  3. 3

    Right hand: Steady chords

    A full chord on every beat, steady and simple. It moves with the chords, so it fits every bar of the loop.

    Steady chordsBlock chords · PopRight handEasy
  4. 4

    Both hands at 100 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. 5

    Ending: Bb – F – Bb

    The last chords are I – V – I, then one chord rolled from the bottom up, left to ring.

    BbFBb
    • FF · A · C

Play next

The same left hand: Power fifths

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Questions about Let’s Do It

What chords are in Let’s Do It?

The loop is Gm – Bb – F7 – Bb – Cm – Cm7 (vi – I – V7 – I – ii – ii7) in Bb major, and the song ends on Bb – F – Bb.

What key is Let’s Do It in?

Bb major, at about 100 beats a minute in 2/2.

What does the left hand play in Let’s Do It?

Power fifths: lh power fifths, a medium pattern. It follows the chords, so the same shape works for every bar.

Is Let’s Do It easy to play on piano?

It is a medium one: learn the 6 chords as blocks first, then add the left hand, then the right, slowly.

Can I hear the real melody of Let’s Do It?

Yes: "The part you know" plays the catchy part of the song from a score, with both hands.

Made from 3 arrangements of this song: the left and right hands are the patterns these scores repeat most.