My first one ;P . This one uses the four chords formula (I V vi IV). 
The key is Gm and there are four chords repeating through all the song which are:

Gm, Eb, Bb and Fadd4 (you can play F instead)



[Voicemail:]

Gm Eb Bb Fadd4
Hey babe it's me, I just wanted to call to tell you that
I love you so so so so much,
Just wanted to let you know that you are my princess,
You are worthy of all of the love in the world,
You are the love of my life.

Gm           Eb
Now's all we got,
    Bb            Fadd4
And time can't be bought,
                     Gm
I know it inside my heart
                Eb
Forever will forever be ours,
Bb                   Fadd4
Even if we try to forget,
Love will remember

Gm        
 You said you loved me,
Eb
 I said I loved you back,
Bb
 What happened to that?
Fadd4
 What happened to that?

Gm
 All your promises,
Eb
 And all them plans we had,
Bb
 What happened to that?
Fadd4 
 What happened to that?

Gm
Boom gone,
   Eb
Yeah we move on
Bb                   Fadd4
Even if we try to forget

              Gm      Eb
Love will remember you,
                  Bb     Fadd4
And love will remember me,
                    Gm
I know it inside my heart,
                 Eb
Forever will, forever be ours,
Bb                    F
Even if we try to forget,

                  Gm
Love will remember
                  Eb
Love will remember
                  Bb
Love will remember
                  Fadd4
Love will remember

Love will remember...

Gm                          Eb
The trips we dreamed of takin',
                        Bb
The tags left on the map,
                   Fadd4
What happened to that?
                   Gm
What happened to that?

                           Eb
When all you had was nothing,
                         Bb
When all we did was laugh,
                        Fadd4
What happened, what happened,
                   Gm
What happened to that?

Boom gone,
   Bb
Yeah we move on
Eb                   F
Even if we try to forget

              Gm      Eb
Love will remember you,
                  Bb     Fadd4
And love will remember me,
                    Gm
I know it inside my heart,
                 Eb
Forever will, forever be ours,
Bb                    Fadd4
Even if we try to forget,

                  Gm
Love will remember
                  Eb
Love will remember
                  Bb
Love will remember
                  Fadd4
Love will remember

Love will remember...

Eb                    Bb
 Break down the walls,
             F
Let heaven in.
                Gm
Somewhere in forever
                 Eb
We'll dance again.
             Bb
We used to be inseparable.
F                     Gm
 I used to think that I was irreplaceable.
Eb
 We lit the whole world up
Bb
 Before we blew it up.
F                           Gm
 I still don't know just how we screwed it up

Eb
 Forever
Bb
 Forever
F
 Forever

              Gm      Eb
Love will remember you,
                  Bb     Fadd4
And love will remember me,
                    Gm
I know it inside my heart,
                 Eb
Forever will, forever be ours,
Bb                    F
Even if we try to forget,

                  Gm
Love will remember
                  Eb
Love will remember
                  Bb
Love will remember
                  Fadd4
Love will remember
                  Gm
Love will remember
                  Eb
Love will remember
                  Bb
Love will remember
                  Fadd4
Love will remember
                  Gm
Love will remember...