This is the way that Justin's guitarist Dan Kanter plays the song! It's 100% right!

Tutorial video for this song coming on: www.youtube.com/EasyTabber
EasyTabber.weebly.com

C# B F#
     Oh
   C#B F#Yeah (244322@1)Mmmm

C# (x43121@1) B (x2444x@1)          F#I'd (244322@1)wait on you forever and a day
          C#Hand (x43121@1)and foot
      B (x2444x@1)         F#Your (244322@1)world is my world
Yeah
         C# (x43121@1)             B (x2444x@1)    
Ain't no way you're ever gon' get
     F#Any (244322@1)less than you should
Cause baby
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile (oh)
Cause whenever
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile
Hey hey hey

C# (x43121@1)  B (x2444x@1)              F# (244322@1)   
Your lips, my biggest weakness
                        C#Shouldn't (x43121@1)have let you know
     B (x2444x@1)         F# (244322@1)                
I'm always gonna do what they say (hey)
       C#If (x43121@1)you need me
           BI'll (x2444x@1)come running
         F#From (244322@1)a thousand miles away
    E (022100@1)    B (x2444x@1)    C#When (x43121@1)you smile I smile (oh whoa)
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile
Hey

C# (x43121@1)         F#Baby (244322@1)take my open heart and all it offers
                  C# (x43121@1)             F#Cause (244322@1)this is as unconditional as it'll ever get
You ain't seen nothing yet
C# (x43121@1)              F#I (244322@1)won't ever hesitate to give you more
Cause baby (hey)
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile (whoa)
E (022100@1)   B (x2444x@1)     C#You (x43121@1)smile I smile
Hey hey hey
E (022100@1)      B (x2444x@1)      C#You (x43121@1)smile I smile
I smile I smile I smile
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile
Make me smile baby

C# (x43121@1)                      F#Baby (244322@1)you won't ever work for nothing
                       C#You (x43121@1)are my ins and my means now
                           F#With (244322@1)you there's no in between
I'm all in
          C#Cause (x43121@1)my cards are on the table
         F#And (244322@1)I'm willing and I'm able
      C#But (x43121@1)I fold to your wish
                 F#Cause (244322@1)it's my command
Hey hey hey

E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile (whoa)
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile
Hey hey hey
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile
I smile I smile I smile
E (022100@1)   B (x2444x@1)    C# (x43121@1)You smile I smile
Oh
E (022100@1)   B (x2444x@1)    C#You (x43121@1)smile I smile
E (022100@1)      B (x2444x@1)      C#You (x43121@1)smile I smile