Released in 1995, "S.O.S" stands as a defining track in the Eurodance genre, spearheading the international success of the Danish group Aqua. The song features the distinctive vocal performance of Lene Nystrøm, whose emotive delivery anchors the track's infectious rhythm and melodic structure. As a key component of the band's early discography, the recording helped establish their signature sound, blending upbeat electronic production with pop sensibilities that resonated globally. The track remains a staple of their catalog, often associated with the era that saw them achieve massive commercial breakthroughs with hits like "Barbie Girl." Its enduring popularity reflects the song's ability to capture the spirit of mid-90s dance music while maintaining a melodic quality that transcends its specific genre classification.