歌词中有句“so mang day“的歌名师什么？

For so many years we were friends and yes i always knew that we could do
But so many tears in the rain felt the night you said
That love had come to you
I thought you were not my kind
I thought that i could never feel for you
The passion and love you were feeling
And so you left for someone new
And now you're far and away
I'm sending a letter today
From sarah with love
She got the lover she is dreaming of
She never found the word to say
But i know that today
She's gonna send her letter to you
From sarah with love
She took your picture to the stars above
And they told her it is true
She could dare fall in love with you
So don't make her blue when she writes to you
From sarah with love
So maybe the chance for romance
It likes a train to catch before its gone
And i'll keep on waiting and dreaming
You're stronge enough to understand
As long as