This tab is in a different key than the actual song, but it still works :)

Intro:
G D Em C   G D Em C      

Verse 1:
Em                            C                                 G
     I’m tuggin at my hair  I’m pulling at my clothes
G                                 D                     Em
I’m trying to keep my cool, I know it shows
Em		     C                                         G.
I’m starring at my feet, my cheeks are turning red
G		          D		    Am
I’m trying to find the words, inside my head

Am		             C
      I’m feeling nervous,    Trying to be so perfect
Am 			             D
      Cuz I know you’re worth it…. You’re worth it, yeah

Chorus:
G	               D
 I try to say what I wanna say
D                        Em
I say I wanna blow you… away
Em                 C         
Be with you every night
C                      G
Am I squeezing you to tight?
G                       D
Try to see what I wanna see
D                                 Em
I wanna see you go down….. On one knee
Em               C                           Am      D
Marry me to day… I guess I’m wishing my life away ……. 
D                            Em
With these things I’ll never say

Verse 2:
Em                          C                   G
  It don’t do me any good, its just a waste of time
G                       D           Em
What use is it to you, whats on my mind
Em                     C                      G
If it ain’t coming out, we’re not going any where
G                   D               C
So why can’t I just tell you that I care

C                   D
I’m feeling nervous   trying to be so perfect
C                             D
  Cuz I know you’re worth it,… You’re worth it.

Chorus:
G	               D
 I try to say what I wanna say
D                        Em
I say I wanna blow you… away
Em                 C         
Be with you every night
C                     G
Am I squeezing you to tight?
G                        D
Try to see what I wanna see
D                                 Em
I wanna see you go down….. On one knee
Em               C                           Am      D
Marry me to day… I guess I’m wishing my life away ……. 
D                                          Em
With these things I’ll never say

Bridge:
Em      D            C
What’s wrong with my tonge
C                         Em
The words keep slipping a way…
Em        D              C
   I stut-ter…... I stum-ble
C                        Dsus4   D
Like I’ve got nothing to say .…….


G D Em C  
G D Em C      

Chorus:
G	               D
 I try to say what I wanna say
D                       Em
I say I wanna blow you… away
Em                 C         
Be with you every night
C                     G
Am I squeezing you to tight?
G                       D
Try to see what I wanna see
D                         Em
I wanna see you go down….. On one knee
Em               C                           Am      D
Marry me to day… I guess I’m wishing my life away ……. 
D                            C      D
With these things I’ll never say..…..
D                          G
Oh these things I’ll never say..