视频中的背景音乐是什么？

Smile.DK<Golden Sky>

Let us fly-ay-ay-ay la-di-da-di-da-di-dah
To the golden sky
It''s the paradise of Smile
Where the sun will always shine
La-da-di-da-di-da-di-dah
Welcome to the wonderland, a place for you and me
If you treat me right then maybe you will have a key
This world is very special and I''ll show it just for you
All you have to say is "Yes, I do"
Let us fly-ay-ay-ay la-di-da-di-da-di-dah
To the golden sky
It''s the paradise of Smile
Where the sun will always shine
La-da-di-da-di-da-di-dah
There are many secrets that I''d like to share with you
I will show you magic if the words you say are true
Imagine that the wildest dreams are in this mystery
It''s a perfect place for you and me
Let us fly-ay-ay-ay la-di-da-di-da-di-dah
To the golden sky
It''s the paradise of Smile
Whe