This July, mechanic and part-time farmer David Beirne will marry his fiancé Irene Nestor in her home parish of Tuam, before celebrating with family and friends at a reception in Breaffy House in Castlebar.But the next morning – rather than relax and relive the memories of the day with his new wife – he will have no choice but to get into the car and drive to Galway for dialysis.