The melody of ‘Sir Duke’ is generally in the Pentatonic Scale. An observation of the melodies in the song is that there are bending notes in this song and besides them the song follows the 1-2-3-5-6-8 scale. Wonder introduces the first non-chord notes early in the song. This is very uncommon because Stevie Wonder is known for his excellent harmonic playing and it is therefore likely that his melodic writing is influenced by his experience in Blues music. To dull the complexity of this song, Wonder uses a simple, memorable, Motown-influenced melody to anchor the
