Johnny Mathis has recorded 73 studio albums, 18 of which achieved sales of 500,000 units and were awarded Gold certification by the Recording Industry Association of America. Five of his greatest hits albums also accomplished this, and of these 18 Gold albums, six eventually went Platinum by reaching sales of one million copies. In 1999, sales figures totaled five million for his first holiday LP, Merry Christmas, and three million for Johnny's Greatest Hits, a 1958 collection that has been described as the "original greatest-hits package" and once held the record for most weeks on Billboard magazine's album chart with a total of 490 (three of which were spent at number one). His second longest album chart run was the 295 weeks belonging to his Platinum 1959 album Heavenly, which gave him