The leaders look back on the past week, and discover if they have met the weight loss targets set for them by the experts. An Taoiseach Leo Varadkar, Jake Carter, Mícheál Ó Muircheartaigh, Aengus Mac Grianna, Anna Geary, Claudia Carroll and Blathnaid Treacy also step on a special weighing scales designed to measure their metabolic age.