Sorry if it's a little confusing....  Numbers above chords indicate what beat of 
the measure the chord goes with.  Listening to the recording while following the 
chord chart will explain everything.  All beats of the song are accounted for.

This is the key Phil sings it in.

Joy
From the album, "Response" 
Phil Wickham

Pre-intro: C#Maj7(Ab/C#) 4msrs 
Intro:  1234   12 34  1234    12 34 1234
        C# (x43121@1)   Ab-Eb  C# (x43121@1)    Ab-Eb C# (x43121@1)V1
Fm (133111@1)    Eb (x43121@3)   Eb (x43121@3)   C#You (x43121@1)heard my cry for mercy, You heard my cry for help
Fm (133111@1)    Eb (x43121@3)   Eb (x43121@3)   C#And (x43121@1)You turned Your ear to hear me, to save me from myself
Fm (133111@1)    Eb (x43121@3)   Eb (x43121@3)   C#When (x43121@1)I think of all You've done,
Fm (133111@1)    Eb (x43121@3)   EbOh (x43121@3)my heart is overcome with

Ab/C    C# (x43121@1)  Eb (x43121@3)    Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3)   joy, unending joy, always joy will remain
Ab/C    C# (x43121@1) Eb (x43121@3)       Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3)   joy, I sing for joy, always forever I'll stay 
         C# (x43121@1)    Ab-Eb  C# (x43121@1)     Ab-Eb Cin (x32010@1)Your joy

V2
The chains have all been broken, the walls have all come down
And now here I stand forgiven, in the grace that I have found
When I think of all You've done,
Oh my heart is overcome with

Ab/C    C# (x43121@1)  Eb (x43121@3)    Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3)   joy, unending joy, always joy will remain
Ab/C    C# (x43121@1) Eb (x43121@3)       Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3)   joy, I sing for joy, always forever I'll stay 
         C# (x43121@1)    Ab-Eb  C# (x43121@1)     Ab-Eb
in Your joy

Bridge:
C# (x43121@1)                Ab (xx1114@1)                           Eb (x43121@3)name="chord_x43121@3">Eb
My heart will sing, my heart will sing for joy
C# (x43121@1)                Ab (xx1114@1)                 Eb (x43121@3)name="chord_x43121@3">Eb
Forever I'll sing, forever I'll sing for joy
C# (x43121@1)                Ab (xx1114@1)                   Eb (x43121@3)       EbMy (x43121@3)heart will sing, my heart will sing for joy
Bbm (x13321@1)               Fm (133111@1)                 Eb (x43121@3) EbForever (x43121@3)I'll sing, forever I'll sing for joy

1234    12 34  1234     12 34
C# (x43121@1)    Ab-Eb  C# (x43121@1)     Ab-Eb

Ab/C  C# (x43121@1) Eb (x43121@3)      Fm (133111@1)C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3) joy, unending joy, always joy will remain
Ab/C  C# (x43121@1) Eb (x43121@3)       Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3) joy, I sing for joy, always forever I'll stay in Your 
Ab/C  C# (x43121@1) Eb (x43121@3)     Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3) joy, unending joy, always joy will remain
Ab/C  C# (x43121@1) Eb (x43121@3)       Fm (133111@1) C# (x43121@1)name="chord_133111@1">Fm  EbJoy, (x43121@3) joy, I sing for joy, always forever I'll stay 
         C# (x43121@1)    Ab-Eb  C# (x43121@1)    
in Your joy

Outro:
Ab (xx1114@1)          Eb (x43121@3)         C# (x43121@1)
Forever I'll stay in Your joy

12 34  1234    12 34  1
Ab-Eb  C# (x43121@1)    Ab-Eb  C#