NO CAPO!
Its basically the same chords throughout, so its pretty easy!
This is my first tab! I'm a HUGE Big Time Rush fan and figured this out myself :) 
Make sure to buy their new album out 11.21.11. Its gonna be amazing!! Have fun!

Intro
D G D A

D (xx0232@1)                          G (320003@1)                     DDo (xx0232@1)you ever wonder, when you listen to the thunder
                           AAnd (x02220@1)your world just feels so small
        D (xx0232@1)                  
Put yourself on the line and time after time
     GKeep (320003@1)feeling inside like they don't know you're alive
        D (xx0232@1)                       A (x02220@1)      DAre (xx0232@1)you one of mine or just invisible       
                      
                       GBut (320003@1)I won't let you fall
                            DI'll (xx0232@1)see you, through them all
                         AAnd (x02220@1)I just wanna let you know

D (xx0232@1)                                GOh, (320003@1)when the lights go down in the city
                                DYou'll (xx0232@1)be right there shining bright
                                AYou're (x02220@1)a star and the sky's the limit

And I'll be right by your side   D
          G (320003@1)              DOh, (xx0232@1)you know, you're not invisible to me
AOh, (x02220@1)you know, you're not gonna be invisible

D (xx0232@1)                               GDo (320003@1)you ever think of, what you're standing at the brink of
          D (xx0232@1)                                 AFeel (x02220@1)like giving up, but you just can't walk away
    D (xx0232@1)  
And night after night, always trying to decide
        GAre (320003@1)you gonna speak out or get lost in the crowd
       D (xx0232@1)                        A (x02220@1)      DDo (xx0232@1)you take a chance or stay invisible

GBut (320003@1)I won't let you fall
                           DI'll (xx0232@1)see you, through them all
                          AAnd (x02220@1)I just wanna let you know

D (xx0232@1)                                GOh, (320003@1)when the lights go down in the city
                               DYou'll (xx0232@1)be right there shining bright
                                 AYou're (x02220@1)a star and the sky's the limit
                                  DAnd (xx0232@1)I'll be right by your side

G (320003@1)                DOh, (xx0232@1)you know, you're not invisible to me
A (x02220@1)                                             DOh, (xx0232@1)you know, you're not gonna be invisible

GGotta (320003@1)look far, I'll be where you are
                 D (xx0232@1)        AI (x02220@1)wish you could see what I see
   D (xx0232@1)                        GSo (320003@1)don't ask why, just look inside
          ABaby (x02220@1)it's all you need
    D (xx0232@1)                    GAnd (320003@1)I don't understand why you won't (you won't)
                 DTake (xx0232@1)my hand and go
                      ACause (x02220@1)you're so beautiful

And everytime that

D (xx0232@1)                                GOh, (320003@1)when the lights go down in the city
                               DYou'll (xx0232@1)be right there shining bright
                                AYou're (x02220@1)a star and the sky's the limit
                                DAnd (xx0232@1)I'll be right by your side  
        G (320003@1)                DOh, (xx0232@1)you know, you're not invisible to me
A (x02220@1)                            
Oh, you know, you're not gonna be invisible

D (xx0232@1)                                GOh, (320003@1)when the lights go down in the city
                              DYou'll (xx0232@1)be right there shining bright
                                AYou're (x02220@1)a star and the sky's the limit
                                  DAnd (xx0232@1)I'll be right by your side 
        G (320003@1)                DOh, (xx0232@1)you know, you're not invisible to me
A (x02220@1)                                    DOh, (xx0232@1)you know, you're not gonna be invisible