The rebirth of ‘Barracka’, or Barrack St, as a local hospitality hotspot on the narrow, vertiginous, cobble-stoned street began with the late, lamented publican, Tom Barry’s eponymous pub, halfway up the hill.

The franchise has filmed 7,500 music videos in 42 cities since its launch in 2007. Dublin paved the way, says Don O’Mahony