High Quality Content by WIKIPEDIA articles! "SOS" is a song by Barbadian recording artist Rihanna from her second studio album, A Girl like Me (2006). It was written by J. R. Rotem, Evan "Kidd" Bogart and Ed Cobb, with production helmed by Rotem. It was released on March 27, 2006, as the lead single from the album. "SOS" is a dance-pop and R&B song with elements of dance music, and contains a compositional sample of "Tainted Love", a song written by Ed Cobb in 1965 and popularised by Soft Cell. Critical reception of "SOS" was positive, with the majority of music critics praising the inclusion of the "Tainted Love" sample. Some critics compared "SOS" to Rihanna`s debut single, "Pon de Replay" (Music of the Sun, 2005).