From something I read from last year I believe that this was the first time the panel of judges got to hear her.
Susan is tight-lipped about how she thinks shell do in the competition, but did let slip that she is planning to sing Whistle Down the Wind in the next round.
http://deadlinescotland.wordpress.com/2009/04/14/i-want-to-make-my-dead-mum-proud-864/
More at link ...
She sang this for a charity cd in her hometown - only 1000 copies were made.
I'm a lot more impressed with this song. Listen to the emotion.
http://www.youtube.com/watch?v=kXwc-i5eYdU