It is a tale of two albums. One from a veteran star of over 30 years standing, who still inspires as much excitement as she did at the height of her career. The other from four women who continue to defy assumptions and expectations of the shelf life of both pop bands and talent show discoveries.

The winner of what remained throughout the week an absorbing chart battle is Disco by Kylie Minogue. The Australian singer's 15th studio album ...