Basically, it's just
C Em-F
Am Em-F
throughout the song. If you want to simplify it, you can change it to
C Em
Am F
I hope this makes sense! Good luck :) Mess around with it
C Em F
(ohh) two zero one two (ohh)
Am Em-F
it's alright oh it's alright
C
you know what they say
Em F
life aint always easy
Am Em-F
and everyday were survivors
C
so forget the day
Em F Am
its all about tonight at the school
Em F
and start a riot a-riot, be a rebel
[ Tab from: https://www.guitartabs.cc/tabs/j/jay_sean/2012_crd_ver_3.html ]
C Em F
bottles popping till we cant stand
Am Em-F
you keep it rocking till 6 am
C Em F
new york to london over to japan
Am Em
turn it up turn it up mash it up
F
we gunna party like
C Em F
party like, likes its the end of the world
Am Em-F
we gonna party like, like its 2012
C
you know that it doesn't matter
Em F
as long as we got each other
Am Em-
turn it up turn it up mash it up
F C Em-F
it aint the end of the world (ohh)
Am Em F
we gunna live like its the end of the world
C Em-F
gunna party like(ohh)
Am Em-
turn it up turn it up mash it up
F C
it aint the end of the world