Theme from Z-Cars the 1960s. Sunderland A.F.C. were also known to have played the song as their players ran out to the field during their days playing at Roker Park. Theme from Z-Cars "Theme from "Z-Cars"" was the theme tune to the long-running BBC television drama "Z-Cars". Based on the traditional folk song "Johnny Todd", which was in a collection of traditional tunes by Frank Kidson dated 1891 called "Traditional Tunes: A Collection of Ballad Airs". Kidson's notes for this song say: "Johnny Todd is a child's rhyme and game, heard and seen played by Liverpool children. The air is somewhat pleasing, and
Folk music requires learning by ear, although notation has evolved in some cultures. Different cultures may have different notions concerning a division between "folk" music on the one hand and of "art" and "court" music on the other. In the proliferation of popular music genres, some traditional folk music became also referred to "World music" or "Roots music". The English term "folklore", to describe traditional folk music and dance, entered the vocabulary of many continental European nations, each of which had its folk-song collectors and revivalists. The distinction between "authentic" folk and national and popular song in general has always been loose,