*Notice*: I don't think this is what's actually played, but it works for me, and 
it sounds okay with the track.
ALSO NOTICE; G/B IS A CHORD THAT I FOUND, I DON'T KNOW THE PROPER NAME FOR IT BUT 
THE TAB FOR IT IS BELOW :)
(fret1)           (put your fingers on the 0)
e|---|---|-0-|
B|---|---|---|
G|---|---|---|
D|---|---|---|
A|---|-0-|---|
E|---|-0-|---|

Also with the Em, i put my 3rd finger where it would be with the G, so like
(022003)

Intro:
G  G G/B Em
Em Em G/B G

GYou (320003@1)dont want me, no
                G (320003@1)name="chord_143121@7">G/B Em (022000@1)name="chord_022000@1">Em G/B (143121@7)name="chord_320003@1">G
You dont need me
GLike (320003@1)I want you, oh
               G (320003@1)name="chord_143121@7">G/B Em (022000@1)name="chord_022000@1">Em G/B (143121@7)name="chord_320003@1">G
Like I need you

G (320003@1)             G (320003@1)G/B (143121@7) Em (022000@1)name="chord_022000@1">Em G/B (143121@7)name="chord_320003@1">G
And I want you in my life
G (320003@1)             G (320003@1)G/B (143121@7)  Em (022000@1)Em (022000@1)name="chord_143121@7">G/B GAnd (320003@1)I need you in my life

You cant see me, no
Like I see you
I cant have you, no
Like you have me

And I want you in my life
And I need you in my life

C (x32010@1) Em (022000@1)AmLa (x02210@1)La La
C (x32010@1) G (320003@1) AmLa (x02210@1) La  La
C (x32010@1) Em (022000@1) AmLa (x02210@1) La   La

C (strum once, stop, then start again with the G G Bm Em etc til the end of the song)

You cant feel me, no
Like I feel you
I cant steal you, no
Like you stole me

And I want you in my life
And I need you in my life

End on G

Enjoy ;)