Great song from Kings of Leon recent album ''Come around sundown''
Pretty straight forward bassline. Not hard at all =) 

Intro/Verse1  00.08 - 2.35
G|------12----12------12--------------------------| X15
D|------------------------------------------------|
A|--1010--1010--101010----------------------------|
E|------------------------------------------------|


Verse2/Chorus   2.35 - 3.40
G|---------------------------------------------------------------------|
D|---------------------------------------------------------------------|  X8
A|--1010101010101010/14141414141414141515151515151515/1010101010101010-|
E|---------------------------------------------------------------------|


Outro 3.40
G|-----------------------------------------------|
D|-----------------------------------------------|  X1
A|--10/14-15/10----------------------------------|
E|-----------------------------------------------|