 That's, of course, Louis Armstrong, Mack the Knife. This recording is from a TV show in 1965. Wilfried Wald, this is bouncy, it's cheerful, it makes you smile. Is there any connection between the song that Louis Armstrong sang and its origins as a bitter anti-capitalist tune in 1928 Berlin? Well, it's still the same song. It's just a different interpretation. In a sense, there's kind of a tradition there.