Liz Dunphy: 'It’s not very complicated' - How Sinn Féin captured the young vote

Rousing renditions of 'Happy Birthday' boomed through the cavernous count centre hall for the first TD elected to the 33rd Dáil who turned 31.

Donnchadh Ó Laoghaire, Sinn Féin’s bright young hope, beamed as his cheering supporters hoisted him aboard their shoulders like a rock star after securing 14,057 votes in Cork South Central.