This ties Bobby Darin's 'Mack The Knife' for the largest number of chromatic
key changes in a Top 40 hit:

"Opus 17 (Don't You Worry 'Bout Me)"
(Linzer - Randell)

Intro:

(drum roll)

F#F# Piano Chord 
      A#mA#m Piano Chord 
       BB Piano Chord 
       B/C#B/C# Piano Chord 
 C#C# Piano Chord 
  F#F# Piano Chord 

/ / / /  / / / /  / / / /  / / / /  /

(bass, doubled w/piano:)

(F#)
v   v   v   v     v   v   v   v
-----------------|-----------------
---1-------------|---1-------------
-----4---------0-|-1---4---------1-
-2-----2---2-4---|-------2---2-4---

Verse 1:

F#F# Piano Chord 
                       A#mA#m Piano Chord 

I can see there ain't no room for me
BB Piano Chord 
           C#C# Piano Chord 
                 F#F# Piano Chord 

You're only holdin' out your heart in sympathy
BB Piano Chord 
          C#C# Piano Chord 
             F#/A#F#/A# Piano Chord 

If there's another man    then girl I understand
G#/CG#/C Piano Chord 

Go on and take his hand
G#m7/C#G#m7/C# Piano Chord 
 C#7C#7 Piano Chord 
 G#m7/C#G#m7/C# Piano Chord 
 C#7-9C#7-9 Piano Chord 

And don't you  wor-ry   'bout   me

Verse 2:

I'll be blue and I'll be cryin' too
But girl you know I only want what's best for you
What good is all my pride if our true love has died
Go on and be his bride
And don't you worry 'bout me

[key changes to G]

Verse 3:

GG Piano Chord 
                            BmBm Piano Chord 

I'll be strong, I'll try to carry on
CC Piano Chord 
                 DD Piano Chord 
             GG Piano Chord 

Although you know it won't be easy when you're gone
CC Piano Chord 
          DD Piano Chord 
            G/BG/B Piano Chord 

I'll always think of you   the tender love we knew
A/C#A/C# Piano Chord 

But somehow I'll get through
Am7/DAm7/D Piano Chord 
 D7D7 Piano Chord 
 Am7/DAm7/D Piano Chord 
 D7-9D7-9 Piano Chord 

And don't you wor-ry 'bout  me

Instrumental break:

(G)
v   v   v   v     v   v   v   v
-----------------|-----------------
---2-0-----------|---2-0-----------
-------------0-1-|-2-----------0-2-
-3-----3---3-----|-------3---3-----

Oo-oo oo-ooh, baby

(horn section and sax solo:)

GG Piano Chord 
            BmBm Piano Chord 
           CC Piano Chord 
     DD Piano Chord 
       GG Piano Chord 

/  /  /  /   /  /  /  /   /  /  /  /    /  /  /  /
(baby blue       cryin' too    cryin' too)
CC Piano Chord 
     DD Piano Chord 
     G/BG/B Piano Chord 
          A/C#A/C# Piano Chord 
           D7D7 Piano Chord 
   Eb7Eb7 Piano Chord 

/  /  /  /   /  /  /  /   /  /  /  /    /  /  /  /
(baby       worry 'bout me)

[key changes to Ab]

Verse 4:

AbAb Piano Chord 
                      CmCm Piano Chord 

Sweetie pie, before you say goodbye
DbDb Piano Chord 
          EbEb Piano Chord 
               AbAb Piano Chord 

Remember if he ever leaves you high and dry
DbDb Piano Chord 
          EbEb Piano Chord 
            Ab/CAb/C Piano Chord 

Don't cry alone in pain    don't ever feel ashamed
Bb/DBb/D Piano Chord 

If you want me again
Bbm7/EbBbm7/Eb Piano Chord 
 Eb7Eb7 Piano Chord 
 Bbm7/EbBbm7/Eb Piano Chord 
 Eb7-9Eb7-9 Piano Chord 

Just don't you  wor-ry   'bout   me

Verse 5:

I love you no matter what you do
I'll spend my whole life waitin' if you want me to
And if he says goodbye, you know I'd rather die
Than let you see me cry
'Cause then you'd worry 'bout me

[key changes to A; repeat verse 3 in A]

AA Piano Chord 
                           C#mC#m Piano Chord 

I'll be strong, I'll try to carry on
DD Piano Chord 
                 EE Piano Chord 
             AA Piano Chord 

Although you know it won't be easy when you're gone
DD Piano Chord 
          EE Piano Chord 
            A/C#A/C# Piano Chord 

I'll always think of you   the tender love we knew
B/D#B/D# Piano Chord 

But somehow I'll get through
Bm7/EBm7/E Piano Chord 
 E7E7 Piano Chord 
 Bm7/EBm7/E Piano Chord 
 E7-9E7-9 Piano Chord 

So don't you  worry 'bout  me

[key changes to Bb; repeat verse 3 in Bb]

BbBb Piano Chord 
                          DmDm Piano Chord 

I'll be strong, I'll try to carry on
EbEb Piano Chord 
                FF Piano Chord 
             BbBb Piano Chord 

Although you know it won't be easy when you're gone
EbEb Piano Chord 
          FF Piano Chord 
            Bb/DBb/D Piano Chord 

I'll always think of you   the tender love we knew
C/EC/E Piano Chord 

But somehow I'll get through
Cm7/FCm7/F Piano Chord 
 F7F7 Piano Chord 
 Cm7/FCm7/F Piano Chord 
 F7-9F7-9 Piano Chord 

So don't you  worry 'bout  me

[key changes to B; repeat verse 3 in B]

BB Piano Chord 
                          D#mD#m Piano Chord 

I'll  be  strong
(I'll be strong, I'll try to carry on)
E                 F#            B                [fade]
(Although you know it won't be easy when you're gone)

-- another ace 60's tab from Andrew Rogers