FLASHBACK: “BACK IN BLACK” ALBUM RELEASED BY ‘AC/DC’ SELLS 50 MILLION COPIES…(JULY 25, 1980)

JULY 25, 1980—ATLANTIC RECORDS RELEASE “BACK IN BLACK,” THE SEVENTH STUDIO ALBUM BY ‘AC/DC’; THEIR FIRST FEATURING LEAD SINGER BRIAN JOHNSON IS A WORLDWIDE SMASH, SELLING OVER 50 MILLION COPIES.