What key is "What'll I Do" in?

"What'll I Do" by Irving Berlin is in the key of C with a tempo of 132 BPM. Difficulty: easy.

Is "What'll I Do" 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 "What'll I Do" 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 "What'll I Do" on piano?

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

What other songs by Irving Berlin can I play here?

Try "MARIE", "A PRETTY GIRL IS LIKE A MELODY", "A COUPLE OF SWELLS". All are available in our player with color-coded notes; pick the one matching your level.

Lyrics

What ’ll I (C)do when (Fm6)you are (C)far a (Bb7)way and (C)I am (G7)blue, what ’ll I do?

What ’ll I (C)do when (Fm6)I am (C)won d’ring (Bb7)who is (C)kiss ing (G7)you, what ’ll I do?

What ’ll I (F)do with (Dm)just a (F)pho to (Fm6)graph to (C)tell my (A7)trou bles (D7)to?

When I’m a (C)lone with (Fm6)on ly (C)dreams of (Bb7)you that (C)won’t come (G7)true, what ’ll I do?

What ’ll I (C)do when (Fm6)you are (C)far a (Bb7)way and (C)I am (G7)blue, what ’ll I do?

What ’ll I (C)do when (Fm6)I am (C)won d’ring (Bb7)who is (C)kiss ing (G7)you, what ’ll I do?

What ’ll I (F)do with (Dm)just a (F)pho to (Fm6)graph to (C)tell my (A7)trou bles (D7)to?

When I’m a (C)lone with (Fm6)on ly (C)dreams of (Bb7)you that (C)won’t come (G7)true, what ’ll I do?

What ’ll I do?

What'll I Do by Irving Berlin

2 people have learned this song

Easy piano arrangement in the key of C at 132 BPM. Difficulty: easy. Color-coded notes — no sheet-reading skill required.

About “What'll I Do”

What key is "What'll I Do" in?: "What'll I Do" by Irving Berlin is in the key of C with a tempo of 132 BPM. Difficulty: easy.
Is "What'll I Do" 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 "What'll I Do" 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 "What'll I Do" on piano?: 1–3 short practice sessions for the basics; 2–3 weeks to perform confidently with both hands.
What other songs by Irving Berlin can I play here?: Try "MARIE", "A PRETTY GIRL IS LIKE A MELODY", "A COUPLE OF SWELLS". All are available in our player with color-coded notes; pick the one matching your level.