How Long

by Charlie Puth
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Lyrics

I’ll ad mit I was wrong.

What else can I (B)say, girl?

(C#m)Can’t you break my (B)head and not my (A)heart?

I was drunk, I was gone.

That don’t make it (B)right, but (C#m)prom ise there were (B)no feel ings in (A)volved.

She said, “Boy, tell me hon est ly.

Was it real or just for show?”

Yeah.

She said, “Save your a pol o gies.

Ba by, I just got ta know.

How long as (B)this been (A)go ing (B)on?

You’ve been (C#m)creep ing ’round on (B)me while you’re (A)call ing me ba (G#)by.

How (C#m)long has (B)this been (Amaj7)go ing on?

You’ve been (C#m)act ing so sha (B)dy, I’ve been (Amaj7)feel ing it late (G#7)ly ba (B)Ooh.

(Amaj7)Ooh.

(C#m)Ooh.

Ooh.

Ooh.

I’ll ad mit, it’s my fault, but you got ta be lieve me (C#m)when I say it (B)on ly hap pened (A)once,

hmm.

I tried and I tried, but you’ll nev er (B)see that (C#m)you’re the on ly (B)one I wan na (A)love.

(G#)Oh, yeah.

(C#m)Ooh.

Ooh.

How long has this Ooh.

been go ing on, ba by?

(B)Ooh.

Oh, you’ve got to tell me now.

(C#m)Ooh.

Ooh.

Ooh.

She said, “Boy, tell me hon est ly.

Was it real or just for show?”

Yeah.

She said, “Save your a pol o gies.

Ba by, I just got ta know.

How (CN.C.)long as this been go ing

(G#7)You’ve been (C#m)creep ing ’round on (B)me while you’re (Amaj7)call ing me ba (G#7)by.

How (C#m)long has (B)this been (Amaj7)go ing on?

You’ve been (C#m)act ing so sha (B)dy, I’ve been (Amaj7)feel ing it late (G#7)ly.

How (C#m)long has (B)this been (Amaj7)go ing on?

You’ve been (C#m)creep ing ’round on (B)me.

(G#7)(How long has this been go ing on, ba by?) has this (Amaj7)been ing on?

You’ve been (C#m)act ing so sha (B)dy, I’ve been (Amaj7)feel ing it late (G#7)ly, ba (C#m)by.”

How Long — Classic Piano Sheet Music

7 people have learned this song

Read "How Long" by Charlie Puth in classic piano notation — both hands, real chords + notes, in the published key of E. Engraved server-side from the publisher MusicXML; click any note to jump there as the score follows along at 118 BPM.

Tip: Use the speed control to practice at 70% tempo first. Focus on tricky chord transitions before attempting the full arrangement.

About “How Long

Is this the same engraved sheet music a piano teacher would print for "How Long"?
Yes — the score is rendered server-side from the publisher MusicXML using Verovio (the same engine RISM and OpenScore use). Standard piano notation, treble + bass staves, real chord symbols, key signature E. Print-quality and identical to what you'd see in a printed piano book.
What key is "How Long" by Charlie Puth played in?
How Long is arranged in the key of E on Super Simple Piano. You can transpose to any other key live in the player.
What's the tempo (BPM) of "How Long"?
The arrangement plays at 118 BPM. Use the speed control (10-200%) to practice slower or play faster.
Is "How Long" easy to play on piano?
This is a medium-difficulty arrangement. Most players can learn it within a few practice sessions using the speed control.
Can I download sheet music for "How Long"?
Yes — registered users can download PDF sheet music, plus MIDI and MusicXML files for use in other notation software.
Who composed "How Long"?
"How Long" was originally performed by Charlie Puth. The Super Simple Piano arrangement is simplified for beginner-to-intermediate players.
What chords are used in "How Long"?
This arrangement uses 13 chords: A, Amaj7, B, C, C#7, C#m, F#m7, F#m9, +5 more.
What other songs by Charlie Puth can I play here?
Try "ATTENTION", "One Call Away", "ONE CALL AWAY". All are in our player with color-coded notes; pick the one matching your level.
Is this the same notation a piano teacher would hand me?
Yes — "How Long" is rendered at engraver quality (the Verovio engine, the same toolkit RISM and OpenScore editions use) from the original publisher MusicXML. You get standard piano notation: treble + bass clefs, key signature E, time signature, beams, dynamics — everything a printed sheet music book would have. Great for piano students learning to read music properly.
What's the difference between Sheet Music and the other modes here?
Sheet Music is the "classic" view — the one your piano teacher uses. Other modes (Beginner, Fall Down, Simple Sheet, Lead Sheet) trade real notation for color-coded notes and falling shapes to help absolute beginners. Use Sheet Music once you're ready to read both hands at once from real notation.
Can I practice from this view at my own pace?
Yes — slow the tempo from 118 BPM down (or up) without changing the pitch. The score scrolls in time and the currently playing note is highlighted, so you can drill a tough bar at half speed and bump it up once it feels comfortable.
Why can I click a note in the score?
Every notehead is interactive. Click and the audio jumps to that moment so you can drill a specific phrase or bar instead of replaying from the top. The currently playing note is highlighted as the music advances so your eye never loses its place.
Can I download the sheet music as a PDF?
Yes — Sheet Music PDF is one of the download formats for this song. The engraved score prints page-perfect on A4 / Letter so you can practice from paper as well as on screen.

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