Standard E A D G tuning, but you can do drop D if you desire.
Very good song, love it.
Verse
G|----------------|
D|----------------|
A|9999999900044466|
E|----------------|
Chorus
("All my life I've waited for you to arive...")
G|----------------|----------------|
D|----------------|----------------|
A|9999999900000000|4444444466666666|
E|----------------|----------------|
I'm almost certian that's 100% correct. Please comment if you know otherwise.