Yvette Fielding takes pop supremo Louis Walsh and Boyzone on a trip into the unknown as they brave the shadows underneath the historic city of Edinburgh. Below the city is a terrifying network of subterranean streets once occupied by criminals and the underclasses. Yvette will lead Louis and the boys to a hell on three levels as they descend through the forgotten streets to investigate a witches' lair and chambers believed to be haunted by evil ghosts. But will the lads make it that far?. This episode marked the last TV appearance of Stephen Gately as he died 6 weeks later on 10 October 2009
