This is my first tab but i think that its about right.
You can watch her play it at http://www.youtube.com/watch?v=ssB2Dlelv6Y
Capo on 2nd
C-032010
Cadd9-032033
G-320033
F-133211

Chorus:
    C
2 seconds later
      Cadd9
your running back to his arms
C
do me a favour
          G
tell me its more than enough
C
tell me the truth
Cadd9
is he making you happy
C
can you make it through
G
tell me honestly

Verse 1:
C
i know you
Cadd9
you know me
C
we've been friends
G 
for a while and i can see
C
that you are fakin
Cadd9
i know you hate it
C
you like the idea
G 
not so much him
C                   Cadd9
he's good looking, so wealthy
C
but theres others opportunities
C
i can't take it
Cadd9
he treats you like nothing
C
you saint he ain't worth it
G
then you turn around

(chorus)

Verse 2:
C
is he that perfect?
Cadd9
does he make you smile
C
can you show me what
G
is making him worth the while
C
is he everything 
Cadd9
and his personality
C
don't think im getting in between
G                   F
im just protecting you
G
cause you say he aint right then

(chorus)

Bridge:
F                      G           Cadd9
i can't take to see my best friend cry
F                   G        Cadd9
you apparently love him and i wanna know why
F                       G            Cadd9
he's a player - he's a double time dater
F
honestly he aint right for you
G
for you