The great Garry Jack nearly lost his life to a cardiac arrest in January - in this episode Jimmy meets others who have had similar experiences, ahead of the annual Restart A Heart Day.
Their stories are moving, inspiring and courageous. 
With the help of the Michael Hughes Foundation, this is about trying to lift the survival rate for those hit by cardiac arrest.
At the moment that figure is just 9%
Take a listen - it might just save your life one day.