Picking pattern:
E|---------------------------|
B|-------------0--------0----|
G|-------0--------0----------|
D|----------0--------0-------|
A|--(0)----------------------| (For the G chord pick E as bass note, for all the other chords pick A)
E|--(0)----------------------|

You can also just use a simple strumming pattern


[Intro]
G


[Verse]
           G
Close your eyes, close the door
                 A
You don't have to worry any more
C                D         G
  'Cause I'll be your baby tonight


[Verse]
         G
Shut the lights and shut the shade
         A
You don't have to be afraid
C                D         G
  'Cause I'll be your baby tonight


[Pre chorus]
           C
Well, that mockingbird's gonna sail away
G
 We're gonna forget it
     A
That big fat moon
         A
Is gonna shine like a spoon
                C
But we're gonna let it
          Dsus4              
You won't regret it                                              


[Chorus]
D    Cadd9  G                       
Kick your   shoes off
              G
And don't you fear
           A
Bring that bottle over here
C                D         G
  'Cause I'll be your baby tonight


[Instrumental]
G A C D G x2


[Pre chorus]
           C
Well, that mockingbird's gonna sail away
G
 We're gonna forget it
     A
That big fat moon
         A
Is gonna shine like a spoon
                C
But we're gonna let it
          Dsus4                  
You won't regret it


[Chorus]
D    Cadd9  G                     
Kick your   shoes off
              G
And don't you fear
           A
Bring that bottle over here
C                D         G  
  'Cause I'll be your baby tonight


[Outro]
C                D         G
  'Cause I'll be your baby tonight
C                D         G        G
  'Cause I'll be your baby tonight, tonight