Adele’s ’21’ world’s biggest-selling album

British singer Adele has reached another milestone by becoming the fourth Briton in five years to record the world’s biggest-selling album.
Adele has sold 18 million copies of her album “21” that accounted for 1.6 percent of total album sales around the world.
Previously Singer Amy Winehouse, band Coldplay and Susan Boyle have topped the international album sales chart since 2007.