Jack, see the new links in my previous (thanx Mudelf.) Fake? Manhattan calypso is not calypso. Other than that minor detail... it's real as it gets in show biz.

“...The structure of rock n' roll is moronic and sending abroad this kind of musical trash isn't the best way of putting our best foot forward in cultural exchanges with European countries.”
Harry Belafonte, Youth Wants to Know, NBC-TV, Washington, D.C., August, 1959.
[Belafonte, An Unauthorized Biography, Shaw, 1960]

36 years later, Pete Seeger joined The Rock and Roll Hall of Fame. Harry Belafonte & Arlo Guthrie did the honors. Harry surrendered in 2022.