What key is "Hello Mary Lou" in?

"Hello Mary Lou" by The Statler Brothers is in the key of C with a tempo of 180 BPM. Difficulty: easy.

Is "Hello Mary Lou" easy to play on piano?

Yes — this arrangement is rated easy, meaning it uses simple chord patterns and a manageable tempo. Most beginners can play through it in 1-3 practice sessions using our color-coded notes.

Can I play "Hello Mary Lou" without reading sheet music?

Yes. Our player offers a falling-notes mode (Synthesia-style) and a beginner mode with color-coded keys — both let you play along without reading traditional notation.

How long does it take to learn "Hello Mary Lou" on piano?

1–3 short practice sessions for the basics; 2–3 weeks to perform confidently with both hands.

Lyrics

You (C)passed me by one sun ny day, Be (F)flashed those big brown eyes my way and, (C)oo, I want ed you for (Cm)ev er (G7)more.

Now (C)I’m not one that gets a round, I (F)swear my feet stuck to the ground and (C)thought I (Am)nev er (Dm)did meet (G7)you be (C)fore.

I said, “Hel lo, Mar y Lou,

good bye, heart.” Sweet (C)Mar y Lou, I’m (D7)so in love with (G)you.

I (C)knew, Mar y Lou,

we’d nev er (Am)part, so hel (D7)lo, Mar y (G7)Lou, good bye (C)heart.

I (C)saw your lips, I heard your voice.

Be (F)lieve me, I just had no choice.

Wild (C)hors es could n’t make me (Cm)stay a (G7)way.

I (C)thought a bout a moon lit night, my (F)arms a bout you good and tight.

That’s (C)all I (Am)had to (Dm)see for (G7)me to (C)stay.

I said, “Hel lo, Mar y Lou,

good bye, heart.” Sweet (C)Mar y Lou, I’m (D7)so in love with (G)you.

I (C)knew, Mar y Lou,

we’d nev er (Am)part, so hel (D7)lo, Mar y (G7)Lou, good bye (C)heart.

I (C)heart.

Hello Mary Lou by The Statler Brothers

Easy piano arrangement in the key of C at 180 BPM. Difficulty: easy. Color-coded notes — no sheet-reading skill required.

About “Hello Mary Lou”

What key is "Hello Mary Lou" in?: "Hello Mary Lou" by The Statler Brothers is in the key of C with a tempo of 180 BPM. Difficulty: easy.
Is "Hello Mary Lou" easy to play on piano?: Yes — this arrangement is rated easy, meaning it uses simple chord patterns and a manageable tempo. Most beginners can play through it in 1-3 practice sessions using our color-coded notes.
Can I play "Hello Mary Lou" without reading sheet music?: Yes. Our player offers a falling-notes mode (Synthesia-style) and a beginner mode with color-coded keys — both let you play along without reading traditional notation.
How long does it take to learn "Hello Mary Lou" on piano?: 1–3 short practice sessions for the basics; 2–3 weeks to perform confidently with both hands.