In another week of extreme volatility at the top end of the chart, Kings Of Leon's seventh studio album WALLS stands head and shoulders above the rest, earning the familial Nashville quartet - comprising brothers Nathan, Caleb and Jared Followill and their cousin Matthew - their fifth straight No.1 album on sales of 49,964 copies (including 4,267 from streams).

That's more than three times as many sales as any other album, and slightly more than the rest of the top ...