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how many copies did back in black sell
The album Back in Black by ACDC has sold an estimated 50 million copies worldwide.
what is the acdcd album back in black's riaa certification
On 9 December 2019, Back in Black was certified 25x Platinum by the Recording Industry Association of America (RIAA).

Question: who were the members of the band for the album
Self-contained rewrite: who were the members of ACDC for the album back in black