If there's one thing that gets Ireland talking it's the role religion plays in our society so we have a feeling that TG4's new four-part series on the topic will most definitely lead to a few dinner table and fireside discussions over the coming weeks. Catherine Foley is on hand to take us through three generations worth of history, from the International Eucharistic Congress of 1932 to the most recent congress which saw the event returning to the city 70 years later.