Hi all.
I know the bass is done by an organ. but if you want to do it with bass guitar then here 
go!

Intro/verse
G---------------------------------------------|
D---------------------------------------------|x3
A----5--5/8--8/10--10/12----------------------|
E---------------------------------------------|

part 2
G---------------------------------------------|
D---------------------------------------------|x1
A---------------------------------------------|
E------5-5-5-5--3-3-3-3-----------------------|
Part 2 X1

G---------------------------------------------|
D---------------------------------------------|
A--5-5-5-5-10-10-10-5-5-0-3-------------------|
E---------------------------------------------|

there is one piece i have forgotten but i havent got time. update coming * a start