The Happy Station Show was one of the world's longest-running international radio programmes, having originated in 1928 on shortwave radio and airing its final edition on 27 December 2020. The original show followed a format of light entertainment, special guests, music, and information about Dutch life. Later, the show pioneered international call-in shows, in both the English and Spanish versions, during the 1970s. Happy Station was PCJJ and then Radio Netherlands Worldwide's most popular programme, claiming an audience of as high as 100 million in the 1930s and 25 million in the 1970s.