Mark Ronson’s Uptown Funk was officially the biggest song of 2015, according to Official Charts Company data.

The track, which features Bruno Mars, notched up a combined sales and streaming total of 1.76 million to finish at the top of the end of year chart. The song’s total combined sales since its release in November 2014 stand at 2.25m. As well as spending seven weeks at No.1, the track logged 39 weeks in the Top 40 before finally exiting in ...