Verse 1 :

             Dm7
Open up your door
                         CM7
I can't see your face no more
                   Dm7
Love is so hard to find
                     CM7
And even harder to define
                 Dm7
Ooh open up your door
            Em7
Cause we've time to give
        F                G7
And I'm feeling it so much more
            Dm7    G   
Open up the door
             CM7  
Open up your door

Guitar Solo : Dm7 CM7 Dm7 CM7 Dm7 Em7 F G7 Dm7 G CM7

Verse 2 :

            Dm7
Open up the door
                           CM7
I can't hear your voice no more
                        Dm7
I just want to make you smile
                      CM7
Maybe stay with you a while
                 Dm7
Ooh open up your door
            Em7
Cause we've time to give
       F                  G7
And my feelings aren't so obscure
            Dm7   G
Open up the door
             CM7
Open up your door

Bridge : Gm7 FM7 Gm7 FM7

Outro : 

                Gm7
So open up your door
            Am7
Cause we've time to give
        Bb                  C7
And I'm feeling it so much more
             Gm7     C
Open up your door
                 FM7    Dm
Ooh open up your door
                   Gm7    C
Love is so hard to find
                     FM7    Dm
And even harder to define
                  Gm7     C
Ooh open up your door
                   FM7     Dm
I've never been so sure
                 Gm7     C
Ooh open up your door
            FM7  Eb  Db BbM7
Open up the door