Clara Amfo uses numbers to find out more about Calvin Harris's career, calculating the maths behind the music to discover how his success adds up. Show more
Discover 11,128,835 listings and 280,432 playable programmes from the BBC
Clara Amfo uses numbers to find out more about Calvin Harris's career, calculating the maths behind the music to discover how his success adds up. Show more
The best new music and entertainment across the UK
