plant . Flowchart Autotroph Chemoautotroph Photoautotroph Heterotroph Chemoheterotroph Photoheterotroph Willow's Song "Willow's Song" is a ballad by American composer Paul Giovanni for the 1973 film The Wicker Man . Being the best-known song of the film, it is sometimes referred to as "The Wicker Man Song", although the film contains many other songs.