(simple version for acoustic guitar)

Em (022000@1)                        D (xx0232@1) I've gone through changes
Em (022000@1)                    D (xx0232@1) I've gone through pain
C (x32010@1)                                        G (320003@1)      D (xx0232@1) But there's not enough reason for me to go insane
Em (022000@1)                D (xx0232@1) I know the feeling
Em (022000@1)                D (xx0232@1) Just when it grows
  C (x32010@1)        G (320003@1)                      D (xx0232@1)                       C (x32010@1)D (xx0232@1)I'm in a rage from my head down to my toes
G (320003@1)                           D (xx0232@1) Em (022000@1)                        C (x32010@1)D (xx0232@1)You know it aint easy running out of thrills
G (320003@1)                          D (xx0232@1)                  Bm (x24432@1)                             
 You know it aint easy when you dont know what you want
                                   C (x32010@1)       D (xx0232@1)What do you want      Woahooo    you want to

Chorus:
Em (022000@1)                 G (320003@1)                       D (xx0232@1)                  A (x02220@1) ROCK NOW ROCK THE NIGHT   'till early in the morning light
Em (022000@1)                  G (320003@1)                       D (xx0232@1) A (x02220@1) ROCK NOW ROCK THE NIGHT    oh  oh
Em (022000@1)                  G (320003@1)                     D (xx0232@1)             A (x02220@1) ROCK NOW ROCK THE NIGHT  you better believe it's right
Em (022000@1)                 G (320003@1)                        D (xx0232@1)  A (x02220@1)    C (x32010@1) ROCK NOW ROCK THE NIGHT    oh   oh    ohh

Em (022000@1)               D (xx0232@1)   I know my limit
Em (022000@1)                D (xx0232@1) Just what it takes
C (x32010@1)                            G (320003@1)              D (xx0232@1) When things ain't good enough i just pull the brakes
Em (022000@1)                D (xx0232@1) Sometimes its easy
Em (022000@1)                D (xx0232@1) Sometimes so tough 
C (x32010@1)                  G (320003@1)                     D (xx0232@1)                          C (x32010@1)D (xx0232@1)But just get one thing clear I can't get enough
G (320003@1)                           D (xx0232@1) Em (022000@1)                       C (x32010@1)D (xx0232@1)You know it aint easy running out of thrills
G (320003@1)                          D (xx0232@1)                  Bm (x24432@1)                 
 You know it aint easy when you dont know what you want
                                  C (x32010@1)       D (xx0232@1)What do you want      Woahooo    you want to

Chorus 2:
Em (022000@1)                 G (320003@1)                       D (xx0232@1)                  A (x02220@1) ROCK NOW ROCK THE NIGHT   'till early in the morning light
Em (022000@1)                  G (320003@1)                       D (xx0232@1) A (x02220@1) ROCK NOW ROCK THE NIGHT    oh  oh
Em (022000@1)                  G (320003@1)                     D (xx0232@1)             A (x02220@1) ROCK NOW ROCK THE NIGHT  you better believe it's right
Em (022000@1)                 G (320003@1)                        D (xx0232@1)  A (x02220@1)    C (x32010@1) ROCK NOW ROCK THE NIGHT    oh   oh    ohh

C (x32010@1) YEAH YEEEEAH

Em (022000@1) ROCK NOW ROCK THE NIGHT
  Em (022000@1) ROCK NOW ROCK THE NIGHT
  Em (022000@1) ROCK NOW ROCK THE NIGHT
  Em (022000@1) ROCK NOW ROCK THE NIGHT

ROCK IT!