How Long

by Charlie Puth
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Learn a simple version, phrase by phrase: the melody, then easy chords.

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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 — Karaoke: Lyrics & Chords to Sing & Play Along

16 people have learned this song

Free karaoke for "How Long" by Charlie Puth: lyrics on screen with the chords above each line and a bouncing ball that lands on every word in time. Sing along, or play along on guitar or piano from the chord chart. Change the key to fit your voice, slow the tempo down. Key of E, 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”

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 there a karaoke version of "How Long" with lyrics?
Yes — this is a free karaoke slide for "How Long" by Charlie Puth. The lyrics appear on screen a line at a time and each word lights up exactly when it's sung, with a bouncing ball leading you word to word. A backing plays underneath so you can just sing.
Does it show chords so I can play along on guitar or piano?
It does — a chord symbol sits on a thin row just above the lyric it changes on, so the same screen doubles as a lyrics-and-chords chart. Guitarists can strum the changes and pianists can comp while singing; the chords are colour-coded and move with the live transpose if you change key.
Can I change the key of "How Long" to match my voice or capo?
Yes. The original is in E, but the live transpose control shifts the whole song up or down semitones until the melody sits in your range (or maps to an easier guitar shape / capo position) — the on-screen chords and the backing move with it.
Can I slow "How Long" down to learn the words and chords?
Yes — the tempo control lets you take it as slow as you need while the lyrics still light up in time and the ball keeps you on the beat. Speed it back up once you can sing and play it through.