Hi there, my first tab. Quite a good one though. If youre unsure of the chords, i used 
www.chordfind.com version of the chords i made up that worked with this song. For those 
you who arent reading this  :

USE www.chordfind.com for the chord structures.

Am (x02210@1)       Asus (x02230@1)Where do i begin?

Fmaj7

Should I tell you,

F (133211@1)    Fmaj7 (1x3210@1) Asus (x02230@1)How bad i need you now?

Am (x02210@1)                Asus (x02230@1)You're underneath my skin,

Fmaj7

But I'm confused,

F    Fmaj7  Asus

My head is spinning all around.

Am (x02210@1)    Fmaj7 (1x3210@1)I waited so long,

Fmaj7  Asus

I need to know, darlin,

Dm (xx0231@1)             F (133211@1)What is on your mi - i - ind.

CHORUS:

C (x32010@1)            G (320003@1)Normally, I try to run,

G (320003@1)               Am (x02210@1)I might even wanna hide,

Am (x02210@1)              F (133211@1)I never knew what i wa-nted,

F (133211@1)                 C (x32010@1)'Till I looked into your eyes,

C (x32010@1)             G (320003@1)So am I in this alone?

G (320003@1)                  Am (x02210@1)All I'm lookin' for's a sign,

Am (x02210@1)               Fmaj7 (1x3210@1)That ya feel how I feel for you,

Fmaj7 (1x3210@1)             C (x32010@1)Babv, please don't let me go,

C (x32010@1)                  G (320003@1)Baby please dont let me go,

G (320003@1)                    Am (x02210@1)baby, please dont let me go-o,

Am (x02210@1)                 F (133211@1)No, Please dont let me go,

F (133211@1)              C (x32010@1)Baby no, no no no

badabeebaba ....

The rest of the song pretty much uses the same chords. Some simple   variations like 
an open e string instead of it being on fret 1, things like that. but you get the jist. 
fun!