Now I've been happy lately, thinking about the good things to come
And I believe it could be, something good has begun

Oh I've been smiling lately, dreaming about the world as one
And I believe it could be, some day it's going to come

http://www.youtube.com/watch?v=7sjSHazjrWg

http://www.youtube.com/watch?v=KK5YGWS5H84

http://www.youtube.com/watch?v=GlRQjzltaMQ