Other arrangements of How Long
Pick a learning view.
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
16 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.
Try other practice modes:
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.


