Hey There! This is my tabs for the song. It's probably not a 100% correct, but it 
works for me. Hope it's helpful!

CAPO - 3.(Or wherever you feel comfortable)

CBaby (x32010@1)I, I wanna know
Gwhat (320003@1)you think when your alone
      AmIs (x02210@1)it me yeah?
                    FAre (133211@1)you thinking of me yeah? Oh
CWe've (x32010@1)been friends now for a while
GWanna (320003@1)know that when you smile
      AmIs (x02210@1)it me yeah? 
                     FAre (133211@1)you thinking of me yeah? Oh oh

G (320003@1)                 AmGirl (x02210@1)what would you do?
                 Em (022000@1)              FWould (133211@1)you wanna stay if I were to say?

CI (x32010@1)wanna be last yeah
                       G (320003@1)                  
Baby let me be your, let me be your last first kiss
             AmI (x02210@1)wanna be first yeah
                       FWanna (133211@1)be the first to take it all the way like this
        C (x32010@1)      G (320003@1)             AmAnd (x02210@1)if you only knew I wanna be last yeah
                     FBaby (133211@1)let me be your last, your last first kiss

CBaby (x32010@1)tell me what
GI'm (320003@1)afraid you'll run away 
      Amif (x02210@1)I tell you
                  FWhat (133211@1)I wanted to tell you
CMaybe (x32010@1)I just gotta wait
GMaybe (320003@1)this is a mistake
       AmI'm (x02210@1)a fool yeah,
                 Fbaby (133211@1)I'm just a fool yeah

G (320003@1)                 AmGirl (x02210@1)what would you do?
                 Em (022000@1)              FWould (133211@1)you wanna stay if I were to say?

CI (x32010@1)wanna be last yeah
                       G (320003@1)                  
Baby let me be your, let me be your last first kiss
             AmI (x02210@1)wanna be first yeah
                       FWanna (133211@1)be the first to take it all the way like this
        C (x32010@1)      G (320003@1)             AmAnd (x02210@1)if you only knew I wanna be last yeah
                     FBaby (133211@1)let me be your last, your last first kiss

G (320003@1)                 AmGirl (x02210@1)what would you do?
                 Em (022000@1)              FWould (133211@1)you wanna stay if I were to say?

CI (x32010@1)wanna be last yeah
                       G (320003@1)                  
Baby let me be your, let me be your last first kiss
             AmI (x02210@1)wanna be first yeah
                       FWanna (133211@1)be the first to take it all the way like this
        C (x32010@1)      G (320003@1)             AmAnd (x02210@1)if you only knew I wanna be last yeah
                     FBaby (133211@1)let me be your last, your last first kiss