Capo on the 5th fret.
It sounds like G5 , D5 , E5 , C5 throughout the whole song. 
-------------------------------

G5 - D5     E5      C5        G5 - D5
(ohh) two zero one two (ohh)
      E5           C5
it's alright oh it's alright

G5
you know what they say
D5
life aint always easy
     E5           C5
and everyday were survivors
    G5
so forget the day
D5                            E5
its all about tonight at the school
                       C5
and start a riot a-riot, be a rebel

G5                    D5
bottles popping till we cant stand
E5                       C5
you keep it rocking till 6 am
G5                       D5
new york to london over to japan
        E5                     C5
turn it up turn it up mash it up

we gunna party like
G5                         D5
party like, likes its the end of the world
          E5                  C5
we gonna party like, like its 2012
              G5
you know that it doesn't matter
           D5
as long as we got each other
        E5                     C5
turn it up turn it up mash it up
                              G5 - D5
it aint the end of the world (ohh)
          E5                          C5
we gunna live like its the end of the world
                 G5 - D5
gunna party like(ohh)
        E5                    C5
turn it up turn it up mash it up
                          G5
it aint the end of the world





have a drink with me and lets make tonight
go down in history, in history yeah
lets make belive its the last 24 hours
and this whole world is ours eternally, eternally (hey)

bottles popping till we cant stand(cant stand)
you keep it rocking till 6 am (6 am )
new york to london over to japan
turn it up turn it up mash it up
we gunna party like


party like, likes its the end of the world (end of the world)
we gonna party like, like its 2012 (like 2012)
you know that it doesn't matter as long as we got each other
turn it up turn it up mash it up
it aint the end of the world
(ohh)
we gunna live like its the end of the world
gunna party like
(ohh)
turn it up turn it up mash it up
we gunna party like its the end of the world

(nooo)
no im not gonna follow
anything that they say anymore
and its never to late to start again
so lets start it with right here and right now

party like, likes its the end of the world
we gonna party like, like its 2012
you know it doesn't matter as long as we got each other
turn it up turn it up mash it up
it aint the end of the world
(ohh)
we gunna live like its the end of the world
gunna party like
(ohh)
turn it up turn it up mash it up
it aint the end of the world..