It reached number 16 on the UK Singles Chart and number 18 on the US Hot 100. "Rehab" reached top-ten positions on the singles charts in Austria, Germany, the Netherlands and Norway. "Rehab" is a mid-paced R&B song with an emotional, melancholy chorus the lyrics are about the protagonist's painful memories of her former lover, who is portrayed metaphorically as a disease. Timberlake wrote the song in collaboration with his producers, Hannon Lane and Timbaland, and provided additional vocals. It was released in the United Kingdom as a CD single on December 8, 2008.ĭevelopment of "Rehab" began while Rihanna was accompanying Timbaland on Justin Timberlake's FutureSex/LoveShow tour in 2007.
Def Jam Recordings serviced the song to contemporary hit radio in the United States on October 6, 2008, as the fifth and final single from the album.
" Rehab" is a song recorded by Barbadian singer Rihanna for her third studio album, Good Girl Gone Bad (2007).