Meaning of "St. Louis Blues" by The Isley Brothers

The lyrics of "St. Louis Blues" convey themes of heartbreak, loss, and unrequited love. The protagonist of the song is deeply saddened by the departure of his lover, a St. Louis woman who seems to prioritize material possessions and physical appearance over their relationship. The references to diamond rings and store-bought hair suggest a sense of superficiality and contrast with the emotional depth of the speaker's love. The repeated lamentation of the evening sun going down symbolizes the end of a chapter in the speaker's life and the finality of his lover leaving town. The bluesy undertones of the song reflect the profound sadness and melancholy experienced by the protagonist, highlighting the pain of unreciprocated love and abandonment.