"Left Side of the Street" is a song by the band The Mamas & The Papas, known for their harmonious blend of folk and pop music. The song features themes of love and longing, capturing the essence of youthful romance and the bittersweet nature of relationships. The track is characterized by its melodic structure and rich vocal arrangements, typical of the band's style. Released during the 1960s, it reflects the cultural and musical trends of the era, contributing to the band's legacy in the California Sound movement.