C7: 032310 (x32310?)
Fm: 133111

Intro (yes the entirety of the first 1:47 intro is C)
C


C              Cmaj7
I should have known
        C7                                  F
With a boy like you, your middle name is always
      Fm                C
I'd always love you-oooh
       G     C   G
Uh-huhuh, yeah

C            Cmaj7
You let the needle drop
C7                                 F
I think that you could do so much better
          Fm
Those conventions are taking
       C          G   C   G
Their toll on you

      F
The phantom
G
Is disguised
     C
It's horrifyin'
Cmaj7             C7
Right before your eyes
      F
The phantom
G
Is inside

    C             Cmaj7
And I should have known
        C7                                F
With a boy like you your middle name is always
      Fm               C
I'd always want you-oooh
      G     C   G
Uh-huhuh yeah

     F
The phantom
G
Is disguised
      C
It's horrifyin'
Cmaj7             C7
Right before your eyes
     F
The phantom
G
Is inside
      C
It's hideous
Cmaj7             C7
Right before your eyes
     F
The phantom
    G
Is watching
C      Cmaj7    C7 (Am works fine too, but 
C7 makes more sense)
You---------------
    F
The phantom
             Fm
Is watching you
       C
(You)...