Fern Britton talks to Susan Boyle, who was catapulted overnight from being an unemployed, middle-aged woman living alone in a council house in Scotland to global stardom.   Speculation about her fragile state of mind has cast a shadow on her journey to fame and fortune. Fern discovers how her strong Catholic faith has helped sustain her during the rocky times, and discovers something new and startling which explains why Susan is the person she is.