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In Case You Didn’t Know Chords

Brett Young Beginner Key of G 4 Chords 3 min read Updated Jul 2026

Gtap to play

Ctap to play

Dtap to play

Emtap to play

Key

G

Difficulty

Beginner

Capo

None

Chords

G · C · D · Em

In Case You Didn’t Know Chords – Guitar

A romantic country-pop ballad by Brett Young about expressing deep, unspoken love. Beginner difficulty in the key of G.

Steady Strum (4/4 Time)

↓↓↑↑↓↑

123456

Tip: Use a capo on the 4th fret to match the original recording’s key of B, while still playing the G chord shapes shown.

Lyrics & Chords

Full Song

Verse 1

G C

This is gonna sound a little bit crazy

G C

A little bit out of the blue

G C

I’ve been thinking ’bout you baby

G

So I thought I’d tell you

Verse 2

G C

I can’t find a way to say it

G C

That says it any better

G C

And I know that you already know

G

But I thought you should know

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Verse 3

G C

You’re the reason I’m still breathing

G C

You’re the reason that I’m smiling

G C

Even when I’m sleeping, baby

G

I’m dreaming about you

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Bridge

Am C

Yeah, I’m trying to find the words

G D

To say something I’ve never said before

Am C

Part of me is screaming out

G D

And the other part needs to hear it even more

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Outro

G C

You had my heart a long, long time ago

G C

In case you didn’t know

G C

In case you didn’t know

G

Yeah

Practice tip: The chord progression G, C, D, and Em repeats throughout. Master switching between G and C smoothly, as it’s the most common transition in this song.

Frequently Asked Questions

What chords do you need to play "In Case You Didn’t Know"?

You need 4 beginner-friendly chords: G, C, D and Em.

Is "In Case You Didn’t Know" easy to play on guitar?

It is rated beginner and uses only 4 chords in the key of G, making it a good choice for players at that level.

What key is "In Case You Didn’t Know" in?

It is in the key of G.

Who wrote "In Case You Didn’t Know"?

It was written by Brett Young, Trent Tomlinson, Tyler Reeve, Jacob Kasher, and released in 2017.

Gtap to play

Ctap to play

Dtap to play

Emtap to play

Key

G

Difficulty

Beginner

Tuning

G-C-E-A

Chords

G · C · D · Em

In Case You Didn’t Know Chords – Ukulele

A romantic country-pop ballad by Brett Young about expressing deep, unspoken love. Beginner difficulty in the key of G.

Steady Strum (4/4 Time)

↓↓↑↑↓↑

123456

Tip: Use a capo on the 4th fret to match the original recording’s key of B, while still playing the G chord shapes shown.

Lyrics & Chords

Full Song

Verse 1

G C

This is gonna sound a little bit crazy

G C

A little bit out of the blue

G C

I’ve been thinking ’bout you baby

G

So I thought I’d tell you

Verse 2

G C

I can’t find a way to say it

G C

That says it any better

G C

And I know that you already know

G

But I thought you should know

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Verse 3

G C

You’re the reason I’m still breathing

G C

You’re the reason that I’m smiling

G C

Even when I’m sleeping, baby

G

I’m dreaming about you

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Bridge

Am C

Yeah, I’m trying to find the words

G D

To say something I’ve never said before

Am C

Part of me is screaming out

G D

And the other part needs to hear it even more

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Outro

G C

You had my heart a long, long time ago

G C

In case you didn’t know

G C

In case you didn’t know

G

Yeah

Practice tip: The chord progression G, C, D, and Em repeats throughout. Master switching between G and C smoothly, as it’s the most common transition in this song.

Frequently Asked Questions

What chords do you need to play "In Case You Didn’t Know"?

You need 4 beginner-friendly chords: G, C, D and Em.

Is "In Case You Didn’t Know" easy to play on guitar?

It is rated beginner and uses only 4 chords in the key of G, making it a good choice for players at that level.

What key is "In Case You Didn’t Know" in?

It is in the key of G.

Who wrote "In Case You Didn’t Know"?

It was written by Brett Young, Trent Tomlinson, Tyler Reeve, Jacob Kasher, and released in 2017.

Gtap to play

Ctap to play

Dtap to play

Emtap to play

Key

G

Difficulty

Beginner

Left Hand

Root notes

Chords

G · C · D · Em

In Case You Didn’t Know Chords – Piano

A romantic country-pop ballad by Brett Young about expressing deep, unspoken love. Beginner difficulty in the key of G.

Steady Strum (4/4 Time)

↓↓↑↑↓↑

123456

Tip: Use a capo on the 4th fret to match the original recording’s key of B, while still playing the G chord shapes shown.

Lyrics & Chords

Full Song

Verse 1

G C

This is gonna sound a little bit crazy

G C

A little bit out of the blue

G C

I’ve been thinking ’bout you baby

G

So I thought I’d tell you

Verse 2

G C

I can’t find a way to say it

G C

That says it any better

G C

And I know that you already know

G

But I thought you should know

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Verse 3

G C

You’re the reason I’m still breathing

G C

You’re the reason that I’m smiling

G C

Even when I’m sleeping, baby

G

I’m dreaming about you

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Bridge

Am C

Yeah, I’m trying to find the words

G D

To say something I’ve never said before

Am C

Part of me is screaming out

G D

And the other part needs to hear it even more

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Outro

G C

You had my heart a long, long time ago

G C

In case you didn’t know

G C

In case you didn’t know

G

Yeah

Practice tip: The chord progression G, C, D, and Em repeats throughout. Master switching between G and C smoothly, as it’s the most common transition in this song.

Frequently Asked Questions

What chords do you need to play "In Case You Didn’t Know"?

You need 4 beginner-friendly chords: G, C, D and Em.

Is "In Case You Didn’t Know" easy to play on guitar?

It is rated beginner and uses only 4 chords in the key of G, making it a good choice for players at that level.

What key is "In Case You Didn’t Know" in?

It is in the key of G.

Who wrote "In Case You Didn’t Know"?

It was written by Brett Young, Trent Tomlinson, Tyler Reeve, Jacob Kasher, and released in 2017.

Gtap to play

Ctap to play

Dtap to play

Emtap to play

Key

G

Difficulty

Beginner

Tuning

gDGBD (Open G)

Chords

G · C · D · Em

In Case You Didn’t Know Chords – Banjo

A romantic country-pop ballad by Brett Young about expressing deep, unspoken love. Beginner difficulty in the key of G.

Steady Strum (4/4 Time)

↓↓↑↑↓↑

123456

Tip: Use a capo on the 4th fret to match the original recording’s key of B, while still playing the G chord shapes shown.

Lyrics & Chords

Full Song

Verse 1

G C

This is gonna sound a little bit crazy

G C

A little bit out of the blue

G C

I’ve been thinking ’bout you baby

G

So I thought I’d tell you

Verse 2

G C

I can’t find a way to say it

G C

That says it any better

G C

And I know that you already know

G

But I thought you should know

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Verse 3

G C

You’re the reason I’m still breathing

G C

You’re the reason that I’m smiling

G C

Even when I’m sleeping, baby

G

I’m dreaming about you

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Bridge

Am C

Yeah, I’m trying to find the words

G D

To say something I’ve never said before

Am C

Part of me is screaming out

G D

And the other part needs to hear it even more

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Outro

G C

You had my heart a long, long time ago

G C

In case you didn’t know

G C

In case you didn’t know

G

Yeah

Practice tip: The chord progression G, C, D, and Em repeats throughout. Master switching between G and C smoothly, as it’s the most common transition in this song.

Frequently Asked Questions

What chords do you need to play "In Case You Didn’t Know"?

You need 4 beginner-friendly chords: G, C, D and Em.

Is "In Case You Didn’t Know" easy to play on guitar?

It is rated beginner and uses only 4 chords in the key of G, making it a good choice for players at that level.

What key is "In Case You Didn’t Know" in?

It is in the key of G.

Who wrote "In Case You Didn’t Know"?

It was written by Brett Young, Trent Tomlinson, Tyler Reeve, Jacob Kasher, and released in 2017.

Gtap to play

Ctap to play

Dtap to play

Emtap to play

Key

G

Difficulty

Beginner

Tuning

G-D-A-E

Chords

G · C · D · Em

In Case You Didn’t Know Chords – Mandolin

A romantic country-pop ballad by Brett Young about expressing deep, unspoken love. Beginner difficulty in the key of G.

Steady Strum (4/4 Time)

↓↓↑↑↓↑

123456

Tip: Use a capo on the 4th fret to match the original recording’s key of B, while still playing the G chord shapes shown.

Lyrics & Chords

Full Song

Verse 1

G C

This is gonna sound a little bit crazy

G C

A little bit out of the blue

G C

I’ve been thinking ’bout you baby

G

So I thought I’d tell you

Verse 2

G C

I can’t find a way to say it

G C

That says it any better

G C

And I know that you already know

G

But I thought you should know

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Verse 3

G C

You’re the reason I’m still breathing

G C

You’re the reason that I’m smiling

G C

Even when I’m sleeping, baby

G

I’m dreaming about you

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Bridge

Am C

Yeah, I’m trying to find the words

G D

To say something I’ve never said before

Am C

Part of me is screaming out

G D

And the other part needs to hear it even more

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Outro

G C

You had my heart a long, long time ago

G C

In case you didn’t know

G C

In case you didn’t know

G

Yeah

Practice tip: The chord progression G, C, D, and Em repeats throughout. Master switching between G and C smoothly, as it’s the most common transition in this song.

Frequently Asked Questions

What chords do you need to play "In Case You Didn’t Know"?

You need 4 beginner-friendly chords: G, C, D and Em.

Is "In Case You Didn’t Know" easy to play on guitar?

It is rated beginner and uses only 4 chords in the key of G, making it a good choice for players at that level.

What key is "In Case You Didn’t Know" in?

It is in the key of G.

Who wrote "In Case You Didn’t Know"?

It was written by Brett Young, Trent Tomlinson, Tyler Reeve, Jacob Kasher, and released in 2017.

Gtap to play

Ctap to play

Dtap to play

Emtap to play

Key

G

Difficulty

Beginner

Harp Key

C Diatonic

Chords

G · C · D · Em

In Case You Didn’t Know Chords – Harmonica

A romantic country-pop ballad by Brett Young about expressing deep, unspoken love. Beginner difficulty in the key of G.

Steady Strum (4/4 Time)

↓↓↑↑↓↑

123456

Tip: Use a capo on the 4th fret to match the original recording’s key of B, while still playing the G chord shapes shown.

Lyrics & Chords

Full Song

Verse 1

G C

This is gonna sound a little bit crazy

G C

A little bit out of the blue

G C

I’ve been thinking ’bout you baby

G

So I thought I’d tell you

Verse 2

G C

I can’t find a way to say it

G C

That says it any better

G C

And I know that you already know

G

But I thought you should know

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Verse 3

G C

You’re the reason I’m still breathing

G C

You’re the reason that I’m smiling

G C

Even when I’m sleeping, baby

G

I’m dreaming about you

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Bridge

Am C

Yeah, I’m trying to find the words

G D

To say something I’ve never said before

Am C

Part of me is screaming out

G D

And the other part needs to hear it even more

Chorus

C G

In case you didn’t know

D Em C

Baby I’m crazy ’bout you and I would be lying

G

If I said I could live this life without you

D Em C

Even though I don’t tell you all the time

G D

You had my heart a long, long time ago

Em C

In case you didn’t know

Outro

G C

You had my heart a long, long time ago

G C

In case you didn’t know

G C

In case you didn’t know

G

Yeah

Practice tip: The chord progression G, C, D, and Em repeats throughout. Master switching between G and C smoothly, as it’s the most common transition in this song.

Frequently Asked Questions

What chords do you need to play "In Case You Didn’t Know"?

You need 4 beginner-friendly chords: G, C, D and Em.

Is "In Case You Didn’t Know" easy to play on guitar?

It is rated beginner and uses only 4 chords in the key of G, making it a good choice for players at that level.

What key is "In Case You Didn’t Know" in?

It is in the key of G.

Who wrote "In Case You Didn’t Know"?

It was written by Brett Young, Trent Tomlinson, Tyler Reeve, Jacob Kasher, and released in 2017.