Demi Lovato ’s “Heart Attack” single has joined Spotify’s Billions Club, which celebrates songs that have reached more than ...

Pop is still the leading genre around the world. Global music charts are dominated by pop music from the US and UK, but increasingly, reggaeton is joining in.

In an rapidly shifting era for the world of pop, the 2010s' longest-held number one also stands as one of two all time Billboard Hot 100 record breakers.