If you go to
http://www.bbc.co.uk/doctorwho/dw , make sure your speakers are on...
This is the transcript:
Demons run when a good man goes to war
Night will fall and drown the sun
When a good man goes to war
Friendship dies and true love lies
Night will fall and the dark will rise
When a good man goes to war
Not exactly cheerful and happy tiems, but omg that voice.