Eamonn Holmes returns to Northern Ireland to visit the city of Londonderry, where he walks the ancient city walls and meets a man who has founded a charity with a difference. Sinead O'Connor sings her own version of I Don't Know How to Love Him from Jesus Christ Superstar, and hymns sung in Saint Columb's cathedral include All Things Bright and Beautiful, The King of Love and Great is Thy Faithfulness.