This is for the acoustic guitar. If you want the actual guitar tabs they're on this site 
somewhere. It only has 3 chords and it's very easy to play.

E (022100@1)    E (022100@1)  A-B
Uuuu - uuuu     ---> 4x

EI (022100@1)gotta go gotta go
A (x02220@1)      B (x2444x@1)          Ebefore (022100@1)I do something stupid
A (x02220@1)     BI (x2444x@1)gotta go
EI (022100@1)gotta go Gotta go
A (x02220@1)      B (x2444x@1)    E (022100@1)        A-B
before I do something lame

ED BE D (xx0232@1)E (022100@1)         A (x02220@1)  BI (x2444x@1)know it's your fault
     E (022100@1)                  AB
that I'm in the mess I'm in
    E (022100@1)           A (x02220@1)      B (x2444x@1)     EAnd (022100@1)you think I'm cool but I don't man

E (022100@1)        A (x02220@1) BMaybe (x2444x@1)its too soon
    E (022100@1)               A (x02220@1) Bbut (x2444x@1)I think it's too late
    E (022100@1)             A (x02220@1)    B (x2444x@1)        E (022100@1)  BAnd (x2444x@1)things like bad timing just won't wait

A (x02220@1)   B (x2444x@1)      EMaybe (022100@1)it's not right (I have a girlfriend)
A (x02220@1)    B (x2444x@1)    Emade (022100@1)a friend tonight (who is a girl and)
A (x02220@1)              BI (x2444x@1)just wanted to talk you
             E (022100@1)   B (x2444x@1)   Abut (x02220@1)then I started wondering
             Bif (x2444x@1)she's the one, or not

EI (022100@1)gotta go gotta go
A (x02220@1)      B (x2444x@1)          Ebefore (022100@1)I do something stupid
A (x02220@1)     BI (x2444x@1)gotta go
EI (022100@1)gotta go Gotta go
A (x02220@1)      B (x2444x@1)    E (022100@1)        A-B
before I do something lame

E (022100@1)         A (x02220@1)         BI (x2444x@1)know that flirting is nothing
        E (022100@1)               A (x02220@1)  Band (x2444x@1)it should be where it ends
       E (022100@1)                    A (x02220@1)         B (x2444x@1)         
E (022100@1)    AB
But I know yes I know that I want you for more than a friend

A (x02220@1)   B (x2444x@1)      EMaybe (022100@1)it's not right (I have a girlfriend)
A (x02220@1)    B (x2444x@1)    Emade (022100@1)a friend tonight (who is a girl and)
A (x02220@1)              BI (x2444x@1)just wanted to talk you
             E (022100@1)   B (x2444x@1)   Abut (x02220@1)then I started wondering
             Bif (x2444x@1)she's the one, or not

EI (022100@1)gotta go gotta go
A (x02220@1)      B (x2444x@1)          Ebefore (022100@1)I do something stupid
A (x02220@1)     BI (x2444x@1)gotta go
EI (022100@1)gotta go Gotta go
A (x02220@1)      B (x2444x@1)    E (022100@1)        A-B
before I do something lame

EI (022100@1)gotta go gotta go
A (x02220@1)      B (x2444x@1)          Ebefore (022100@1)I do something stupid
A (x02220@1)     BI (x2444x@1)gotta go
Ebut (022100@1)I know,
  A (x02220@1)   B (x2444x@1)          EI (022100@1)kno-o-ow it's too late