Not sure about the Ad-lib but I think this is about it..
Have fun!
#Capo on the first fret.
Intro: Cadd9-D-G-Cadd9-Cadd9-D-Em-D-G-Cadd9-D
1st Stanza:
Cadd9 D Em
She used to be my only enemy and never letting me be free
D G Cadd9
Catching me in places that I know I shouldnt be
Cadd9 D Em
Every other day I cross the line I didnt mean to be so bad
D G Cadd9 D
I never thought that you would become the friend I never had
Pre-chorus:
Cadd9 D Em D G Cadd9
Back then I didnt know why, why you were misunderstood
Cadd9 D Em D G Cadd9 D
So now I see to your eyes, all that you did was love
Chorus:
Cadd9 D Em D G Cadd9
Mama I love you, Mama I care
Cadd9 D Em D G Cadd9 D Cadd9
Mama I love you, Mama my friend (You're my friend)
Cadd9-D-Em-D-G-Cadd9
[ Tab from: https://www.guitartabs.cc/tabs/s/spice_girls/mama_crd_ver_3.html ]
2nd Stanza:(Same Chords)
Cadd9 D Em
I didnt want to hear it then but I'm not ashamed to say it now
D G Cadd9
Every little thing you've said and did was right for me
Cadd9 D Em
I had a lot of time to think about, bout' the way I used to be
D G D Cadd9
Never had a sense of my responsibility
Pre-chorus
Cadd9 D Em D G Cadd9
Back then I didnt know why, why you were misunderstood
Cadd9 D Em D G Cadd9 D
So now I see trough your eyes, all that you did was love
Chorus:
Cadd9 D Em D G Cadd9
Mama I love you, Mama I care
Cadd9 D Em D G Cadd9 D Cadd9
Mama I love you, Mama my friend (You're my friend)
Ad-lib: D..G..Cadd9 repeat
Chorus:
Cadd9 D Em D G Cadd9
Mama I love you, Mama I care
Cadd9 D Em D G Cadd9 D
Mama I love you, Mama my friend
Repeat until fade...