#11 – AC/DC
AC/DC are a hard rock band from Australia, which was formed by two brothers – Malcolm and Angus Young, who went on to remain constant members. Their line-up varied a lot up until the release of their debut album in 1975. They are ranked as the 11th best selling music act, with certified sales of 109 million, while claimed sales suggest they sold a number between 150 and 200 million.