Calypso is the third studio album by recording artist Harry Belafonte, released by RCA Victor (LPM-1248) in 1956. The album became his second consecutive number-one album on the Billboard Best Selling Pop Albums chart, where it peaked for 31 weeks. Calypso was the first Long Play record album to sell one million copies. No. 1 on the Billboard 200 for 20 weeks, from the issue of January 12, 1957. Wiki link