This is a great and underrated song by the Gin Blossoms.  I play this song with a capo 
because it is a little easier to add in fills.  Enjoy!

Standard tuning (EADGBE)
Capo 2nd fret

Intro A (Palm muted)

AShe's (x02220@1)got all the moves
          EShe's (022100@1)got nothing to prove
AShe's (x02220@1)so cold so smooth
     EHer (022100@1)needle fits the groove
D (xx0232@1)                                   AShe's (x02220@1)everything she forgot to be at twenty-three
D (xx0232@1)                                  A (x02220@1)         EShe's (022100@1)hot, she's cold, she's just so clinically, cynically

D (xx0232@1)       A (x02220@1)         E (022100@1)          AWho's (x02220@1)the girl with a heart shaped locket?
D (xx0232@1)    A (x02220@1)         ESole (022100@1)survivor of a post-teen scene
D (xx0232@1)       A (x02220@1)       E (022100@1)    ALights (x02220@1)me up like a bottle-rocket             (Chorus)
DCleopatra (xx0232@1)meets Sandra Dee
EThat (022100@1)girl's gonna ruin me

AA (x02220@1)plaid pleated skirt
      EAnd (022100@1)a Carpenters tee shirt
ACouture, (x02220@1)demure
         ENot (022100@1)just another small-town flirt

D (xx0232@1)                                  AShe's (x02220@1)everything she forgot to be at twenty-three
D (xx0232@1)                                  A (x02220@1)         EShe's (022100@1)hot, she's cold, she's just so clinically, cynically

(Chorus)

A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
EAhh... (022100@1)
(Chorus) 2X

A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
A (x02220@1)                                       EWho's (022100@1)the girl with a heart shaped locket?
A (x02220@1)                                       AWho's (x02220@1)the girl with a heart shaped locket?