Some of the tabs on here are very close but not quite right with the bass notes.  
If you play this tab along with the song then you'll find it sounds right!

Capo on 5th fret


INTRO x 2
E|-------3-----------3------------3------------3------|
B|----3--3--3-----3--3--3------3--3--3------3--3--3---|
G|-0------------0------------2------------0-----------|
D|--------------2------------0------------------------|
A|----------------------------------------2-----------|
E|----------------------------------------------------|


E|------3------------3-------------3---------3--------|
B|---3--3--3-----3--3--3------3--3--3-----3--3--3-----|
G|--------------0-------------0-----------0-----------|
D|--2-------------------------------------------------|
A|--3-----------0-------------------------------------|
E|----------------------------3-----------------------|


VERSE
We expected something, something better than before.
E|-------3-----------3------------3------------3------|
B|----3--3--3-----3--3--3------3--3--3------3--3--3---|
G|-0------------0------------2------------0-----------|
D|--------------2------------0------------------------|
A|----------------------------------------2-----------|
E|----------------------------------------------------|

We expected something more.
E|------3------------3-------------3---------3--------|
B|---3--3--3-----3--3--3------3--3--3-----3--3--3-----|
G|--------------0-------------0-----------0-----------|
D|--2-------------------------------------------------|
A|--3-----------0-------------------------------------|
E|----------------------------3-----------------------|

Do you really think you can just put it in a safe behind a
E|-------3-----------3------------3------------3------|
B|----3--3--3-----3--3--3------3--3--3------3--3--3---|
G|-0------------0------------2------------0-----------|
D|--------------2------------0------------------------|
A|----------------------------------------2-----------|
E|----------------------------------------------------|

painting, lock it up and leave?
E|------3------------3-------------3---------3--------|
B|---3--3--3-----3--3--3------3--3--3-----3--3--3-----|
G|--------------0-------------0-----------0-----------|
D|--2-------------------------------------------------|
A|--3-----------0-------------------------------------|
E|----------------------------3-----------------------|

Do you really think you can just put it in a safe behind a
E|-------3-----------3------------3------------3------|
B|----3--3--3-----3--3--3------3--3--3------3--3--3---|
G|-0------------0------------2------------0-----------|
D|--------------2------------0------------------------|
A|----------------------------------------2-----------|
E|----------------------------------------------------|

painting, lock it up and leave?
E|------3------------3-------------3---------3--------|
B|---3--3--3-----3--3--3------3--3--3-----3--3--3-----|
G|--------------0-------------0-----------0-----------|
D|--2-------------------------------------------------|
A|--3-----------0-------------------------------------|
E|----------------------------3-----------------------|


CHORUS
               Walk away now...
E|------3---------------3------------3-----|
B|---3--3--3---------3--3--3-----3--3--3---|
G|-0-----------0-2-2-----------0-----------|
D|-2-----------2-0-0-----------------------|
A|-----------------------------2-----------|
E|-----------------------------------------|

              and you're gonna start a war.
E|------3------------3-------------3---------3--------|
B|---3--3--3-----3--3--3------3--3--3-----3--3--3-----|
G|--------------0-------------0-----------0-----------|
D|--2-------------------------------------------------|
A|--3-----------0-------------------------------------|
E|----------------------------3-----------------------|


E|------3---------------3------------3-----|
B|---3--3--3---------3--3--3-----3--3--3---|
G|-0-----------0-2-2-----------0-----------|
D|-2-----------2-0-0-----------------------|
A|-----------------------------2-----------|
E|-----------------------------------------|


E|------3------------3-------------3---------3--------|
B|---3--3--3-----3--3--3------3--3--3-----3--3--3-----|
G|--------------0-------------0-----------0-----------|
D|--2-------------------------------------------------|
A|--3-----------0-------------------------------------|
E|----------------------------3-----------------------|


VERSE 2
Whatever went away I'll get it over now. I'll get money, I'll get funny again.
Whatever went away I'll get it over now. I'll get money, I'll get funny again.

CHORUS
Walk away now and you're gonna start a war

VERSE 3
We expected something, something better than before. We expected something more.
You were always weird but I never had to hold you by the edges like I do now.
You were always weird but I never had to hold you by the edges like I do now.

CHORUS
Walk away now and you're gonna start a war.

VERSE 4
Whatever went away I'll get it over now. I'll get money, I'll get funny again.
Whatever went away I'll get it over now. I'll get money, I'll get funny again.


CHORUS
Walk away now and you're gonna start a war.
Walk away now and you're gonna start a war.

Outro - play the same chords from the Chorus.