UK s most streamed Christmas number one named - and it s not Mariah walesonline.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from walesonline.co.uk Daily Mail and Mail on Sunday newspapers.
The 2017 tune came out on top despite having no festive connotations the, list compiled by the Official Charts Company shows, as modern pop proves powerful thanks to the streaming revolution.