Released by Eurythmics on the 2005 compilation album Boxed, 'Sing-Sing' stands as a defining track within the duo's later discography. The song features Annie Lenon's distinctive vocal delivery, characterized by her signature falsetto and rhythmic phrasing, set against a backdrop of the band's signature electronic production. While the track appears on a retrospective collection, it reflects the group's enduring ability to blend new wave influences with contemporary electronic textures. The recording captures the essence of Eurythmics' evolution, maintaining their unique sonic identity while engaging with modern audiences. It serves as a testament to their continued relevance in the music industry, showcasing a work that balances nostalgia with fresh energy.