One Time

by Justin Bieber
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How to Play This Song

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

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Lyrics

Ay, ay, ay, ay, ay, ay, ay, ay.

Me plus you.

(Csus)Me plus you.

(Dm)Me plus you.

One time,

one (F)time.

When I met you, girl, my (Bb)heart went knock knock.

Now them but ter flies in (F)my stom ach won’t (F)stop stop.

E ven though it’s a (Bb)strug gle, love is all we got; so we gon’ keep keep (F)climb in’ to the (F)moun tain top.

Your world is my world, and my fight is (C)your fight, and my breath is your breath, and your heart...

And (C)now you’re my (Dm)one love, my (Bb)one heart, my (Csus)one life for (F)sure.

Let me (C)tell you one (Dm)time,

I’m a tell you one (Csus)time.

(C)I’m a be your (Dm)one guy; you’ll be my (Bb)num ber one girl, al ways (Csus)mak ing time for (F)you.

I’m a (C)tell you one (Dm)time,

I’m a tell you one (Csus)time:

girl I (F)love you.

You look so deep; you (Bb)know that it hum bles me.

You’re by my side, them (F)trou bles, them not (F)trou ble me.

Man y have called, but the (Bb)cho sen is you.

(C)What ev er you want, shaw ty, I (F)give it (F)to (Dm)you.

Your world (CN.C.)Shaw ty right there; she’s got ev ’ry thing I need.

I’m a tell you one time (one time), give you ev ’ry thing you need,

down to my last dime.

(Dm)She makes me (Em)hap py.

(F)I know where (Gm7)I’ll be: (Dm)right by your (Bb)side; ’cause (C)she is the (F)one.

(C)Girl, you’re my (Dm)one love, my (Bb)one heart, my (C)one life for (F)sure.

Let me (C)tell you one (Dm)time,

I’m a tell you one (Csus)time.

(C)I’m a be your (Dm)one guy; you’ll be my (Bb)num ber one girl, al ways (C)mak ing time for (F)you.

I’m a (C)tell you one (Dm)time,

I’m a tell you one (Csus)time:

girl, I (F)love you.

And (Dm)me plus you,

(Csus)me plus you,

(Dm)me plus you,

one time,

one time.

One Time — Easy Piano Notes for Beginners

3 people have learned this song

Learn "One Time" on piano with easy notes — perfect for absolute beginners. Large color-coded note names show exactly which keys to press. No music reading required. Key of Bb, 140 BPM.

Tip: Break this song into sections and master each one separately. The speed control lets you drill difficult passages at any tempo.

About “One Time”

Can I play "One Time" without reading sheet music?
Yes — Easy Notes mode prints the letter name (C, D, E…) directly on each note in big color-coded labels, so you can match colors to your keyboard without any traditional notation. The whole arrangement of "One Time" is playable in minutes, even for first-time players.
What key is "One Time" by Justin Bieber played in?
One Time is arranged in the key of Bb on Super Simple Piano. You can transpose to any other key live in the player.
What's the tempo (BPM) of "One Time"?
The arrangement plays at 140 BPM. Use the speed control (10-200%) to practice slower or play faster.
Is "One Time" easy to play on piano?
This is an advanced arrangement. We recommend breaking it into sections and using the speed control to drill harder passages.
Can I download sheet music for "One Time"?
Yes — registered users can download PDF sheet music, plus MIDI and MusicXML files for use in other notation software.
Who composed "One Time"?
"One Time" was originally performed by Justin Bieber. The Super Simple Piano arrangement is simplified for beginner-to-intermediate players.
What other songs by Justin Bieber can I play here?
Try "FALL", "DIE IN YOUR ARMS", "U SMILE". All are in our player with color-coded notes; pick the one matching your level.
Can a complete beginner play "One Time"?
Absolutely! The Beginner mode shows large color-coded notes with letter names (C, D, E...). Just match the colors to your keyboard — no music reading needed. "One Time" is simplified for beginners.
Do I need to read music to play "One Time"?
No! Our Beginner mode replaces traditional notation with color-coded letter names. Each note shows exactly which key to press. You can start playing "One Time" in minutes, even if you've never touched a piano before.