Rock versus pop: Which genre is a hit?

Pop music is taking over the charts.

A third of the albums sold in 2011 were from pop stars while rock music suffered its poorest record sales for eight years.

Is the age of the rock band over?

Kenney Jones, drummer for The Faces, and music writer Fraser McAlpine spoke to Breakfast about the difference between rock and pop, and why pop music is so popular at the moment.