Super easy. I play the F as a full barre chord, and the G7 s are 'optional.'

C (x32010@1)                   E7 (020130@1)              F (133211@1)                          G (320003@1)               G7Oh (320001@1)my God it's you, I never thought I'd see you here.
C (x32010@1)                    E7 (020130@1)                       F (133211@1)                             G (320003@1)
Looks like all is well, like you're having a hell of a good time.

Me? Not gonna lie.

C (x32010@1)                         
Got the sunshine on my shoulders
         E7 (020130@1)Got a fistful of four leaf clovers
             F (133211@1)Yeah my cup runneth over
FmMy (133111@1)sky is blue
        CBeen (x32010@1)kissed by Lady Luck,
       E7The (020130@1)stars are all lined up,
         F (133211@1)                        FmEvery (133111@1)arrow that I aim is true
                CBut (x32010@1)I miss you.

C E7 F G Fm

C (x32010@1)                         E7 (020130@1)                 F (133211@1)                         G (320003@1)            G7You (320001@1)can have your cake and eat it too, I should have known
C (x32010@1)                              
Cause what good is good anyway
       E7 (020130@1)                                      FAnd (133211@1)having it all is just a state of mind
            GAnd (320003@1)I, I got no reason to cry

CI (x32010@1)got the sunshine on my shoulders
         E7Got (020130@1)a fistful of four leaf clovers
        FYeah (133211@1)my cup runneth over
FmMy (133111@1)sky is blue
        CBeen (x32010@1)kissed by Lady Luck,
       E7The (020130@1)stars are all lined up,
        FEvery (133211@1)arrow that I aim is true
      FmBut (133111@1)I miss you.

C E7 F Fm

C (x32010@1)Been kissed by Lady Luck,
       E7The (020130@1)stars are all lined up,
         F (133211@1)                         FmEvery (133111@1)arrow that I aim is true.
          CI (x32010@1)got a big smile on my face
       E7The (020130@1)best one I can fake
          F (133211@1)                                    FmI'm (133111@1)as happy as half a heart can do
                   CBut (x32010@1)I miss you.

C E7 F Fm C