This is how Lights plays her acoustic cover of I Want It That Way.
http://www.youtube.com/watch?v=3-QUhOviyV0

Capo 7

Em- x22000
C - 332010
G - 320003
D - 554030

Em (022000@1)       C (x32010@1)GAm (320003@1)I, your fire
Em (022000@1)     C (x32010@1)  GThe (320003@1)one, desire
Em (022000@1)          C (x32010@1)GBelieve, (320003@1)when I say
C (x32010@1)       D (xx0232@1)  GI (320003@1)want it that way

Em (022000@1)        C (x32010@1) GBut (320003@1)we, are two worlds
Em (022000@1)         C (x32010@1)   GApart, (320003@1)can't reach to
Em (022000@1)             C (x32010@1) GYour (320003@1)heart, when you say
C (x32010@1)       D (xx0232@1)  GI (320003@1)want it that way

C (x32010@1)                      D (xx0232@1)    EmTell (022000@1)me why, ain't nothing but a heartache
        C (x32010@1)                      D (xx0232@1)    EmTell (022000@1)me why, ain't nothing but a mistake
        C (x32010@1)                D (xx0232@1)      GTell (320003@1)me why, I never wanna hear you say
C (x32010@1)       D (xx0232@1)  GI (320003@1)want it that way

Em (022000@1)       C (x32010@1)GAm (320003@1)I, your fire
Em (022000@1)     C (x32010@1)  GThe (320003@1)one, desire
Em (022000@1)             C (x32010@1) GYes (320003@1)I know, it's too late
C (x32010@1)           D (xx0232@1)  GBut (320003@1)I want it that way

C (x32010@1)                      D (xx0232@1)    EmTell (022000@1)me why, ain't nothing but a heartache
        C (x32010@1)                      D (xx0232@1)    EmTell (022000@1)me why, ain't nothing but a mistake
        C (x32010@1)                D (xx0232@1)      GTell (320003@1)me why, I never wanna hear you say
C (x32010@1)       D (xx0232@1)  EmI (022000@1)want it that way
C (x32010@1)             D (xx0232@1)  GYeah, (320003@1)I want it that way