This week on the Saturday Magazine programme John Toal visits rehearsals for an enormous musical project which brings together over 300 young people from the North and South of Ireland for a piece written by composer Brian Irvine. We ask how many true friends we really have. Despite our long list of friends on Face book and Twitter research reveals that most people have only three true friends, and when it comes to love and relationships, can your partner be trained just like an animal? Author Amy Sutherland suggests stop the nagging and use positive reinforcement for a better stronger relationship. Chef Paula McIntyre serves up a healthy cereal bar and Francis Jones keeps us up-to-date with the latest music releases.