Green Day - 21st Century Breakdown Bass

This is the bass line of the new green day's song 21st century breakdown im confident
it's 100% because i first tabbed it out on Guitar and im preety sure mike plays the root
of it. The song is very easy.  in Standered tuning. this is my first tab, I listed the 
in with the verse and chrous, i know it's easy to work out but the beginners will

21st century breakdown

The song starts of with piano then the other instruments come in

INTRO- play twice befoe lyrics come in

G---------------------------------------------------------|
D---------------------------------------------------------|
A--4-4--4-4-4---------------------------------------------|
E-------------4-4-4--2-2----------------------------------|

VERSE- (same as intro)

G---------------------------------------------------------|
D---------------------------------------------------------|
A--4-4--4-4-4---------------------------------------------|
E-------------4-4-4--2-2----------------------------------|

 Born into nixton, I was raised in hell

G---------------------------------------------------------|
D---------------------------------------------------------|
A--4-4--4-4-4---------------------------------------------|
E-------------4-4-4--2-2----------------------------------|

 A welfare child where the teamsters dwelled

G---------------------------------------------------------|
D---------------------------------------------------------|
A--4-4--4-4-4---------------------------------------------|
E-------------4-4-4--2-2----------------------------------|

  The last one born, the first one to run

G---------------------------------------------------------|
D---------------------------------------------------------|
A--4-4--4-4-4---------------------------------------------|
E-------------4-4-4--2-2----------------------------------|

  My town was blind by refinery sun.


PRE CHROUS

G-----------------------------------------------------|
D-----------------------------------------------------|
A--1-1-1-1-1-1-1-1------------------------------------|
E-----------------------------------------------------|

 My generation is zero

G-----------------------------------------------------|
D-----------------------------------------------------|
A-----------------------------------------------------|
E--2-2-2-2-2-2-2---4-4--------------------------------|

 I never made it as a working class hero


CHROUS

G----------------------------------------------------|
D----------------------------------------------------|
A--4-4-----------------------------------------------|
E------4-4--2-2-2-2-2-2------------------------------|

 21st century breakdown

G----------------------------------------------------|
D----------------------------------------------------|
A--4-4-----------------------------------------------|
E------4-4--2-2-2-2-2-2------------------------------|

 I was lost once but never was found


G----------------------------------------------------|
D----------------------------------------------------|
A--4-4-----------------------------------------------|
E------4-4--2-2-2-2-2-2------------------------------|

 I Think i'm losing what's left on my mind

G----------------------------------------------------|
D----------------------------------------------------|
A--4-4-----------------------------------------------|
E------4-4--2-2-2-2-2-2------------------------------|

 To the 21st century deadline

Back to verse for 2 bars before lyrics re enter

Repeat Verse

Repeat pre chrous

Repeat chrous