One of my favorite songs that Sanctus Real does.
It's pretty accurate, I'm not sure about perfect... but accurate

Standard tuning but bring the "Low E" to a "Low Eb"

/ = slide

Intro (2X) and Verse (4X):
E    -----------------|
B    -----------------|
G    --5--5--6--6-----|
D    -----------------|
A    -----------------|
Eb   --5--5--5--5-----|

Pre-chorus:
E   ------------------------------------|
B   --2---2---2---2---------------------|
G   ------------------3---3-------------|
D   ---------------------------6---6----|
A   ----------4---4---------------------|
Eb   -3---3----------0---0---5---5------|

Chorus:
E   -------------------------------------|
B   -----------1---1---------------------|
G   --5---5------------3---3---6---6 ----|   (2X)
D   -------------------------------------|
A   -------------------------------------|
Eb  --5---5---2---2---0---0---5---5------|

Verse
Pre-chorus
Chorus

Ending:
E   ------------------------|
B   ------------------------|
G   --6---6/8/6---------5---|
D   -------------8---6------|
A   ------------------------|
E   ------------------------|