Question: When did a Danish and American comedian, conductor, and pianist died who hadgreat popularity in radio and television in the United States and Europe in 1950s?
Sentence (from "Hobart Arena"): The 1950s also saw performances by Roy Rogers, Gene Autry, Nat King Cole, Tex Ritter, Sonja Henie, Victor Borge, Liberace, Guy Lombardo, and Patti Page.
Relevant evidence: Yes