The story soon became familiar all over Europe, Australia and finally, America, where it topped the Billboard Hot 100 propelling Capaldi in elite territory joining the likes of Adele and Ed Sheeran in a handful of artists from the UK to reach the summit of the American chart.
With a record breaking 6 back-to-back completely sold out headline tours all over the world in less than 18 months, his ascent is quite simply unprecedented, his rapidly developing fanbase ravenous, outstripping the supply for tickets for every show.
From humble beginnings filling pubs merely 18 months ago to Arena tours sold out in seconds, all of which happened before the release of his debut album, walking territory which no artist in history has ever walked before.