A Spanish version of the song, titled "Sólo Quiero Amarte" () was featured as the 15th track on the Latin American edition of the album with the same release date. Martin re-recorded the song along with Christina Aguilera in Las Vegas in December 2000 for the 11th Annual Billboard Music Awards. Aguilera wrote about the re-recording in an online message: "An incredible music and career opportunity has come up for me to record a duet with Ricky Martin." In an interview with the Grammy Awards in 2021, Martin talked about collaborating with Aguilera: "Every time I talk about Christina, it brings a smile [to my face] because I think it was a very powerful track. Her delivery, her performance like always was beautiful." The duet was released to radio stations in the United States, by Columbia Records on January 9, 2001, as the second single from Sound Loaded. The track was not released in a major commercially available single format in the United States, and consumers could purchase the song only with buying the album. Those who had already bought the album could download it from Martin's website for free or mail a sticker from their copy of the album, receiving a free CD with the new version of "Nobody Wants to Be Lonely". A maxi single, including all three versions of the song (solo, duet, and Spanish), as well as a remix of Martin's previous song, "She Bangs", was released in Europe, on January 16, 2001. Additionally, CD singles of the suetwere launched in Australia and the United Kingdom, on February 26, 2001. The promo CD of the Spanish version was released in the US and includes a salsa version of "Sólo Quiero Amarte" recorded by Martin. The duet version of "Nobody Wants to Be Lonely" was later added to Martin's compilation albums The Best of Ricky Martin (2001), 17 (2008), Greatest Hits (2011), Playlist: The Very Best of Ricky Martin (2012), and Greatest Hits: Souvenir Edition (2013), and Aguilera's Keeps Gettin' Better: A Decade of Hits (2008), while "Sólo Quiero Amarte" was added to Martin's La Historia (2001). Music and lyrics Musically, the re-recorded version of "Nobody Wants to Be Lonely" is a mid-tempo pop song and power ballad, featuring elements of flamenco and Latin music. The News Journal noted that the duet features a more "danced-up" melody than the original, which was simply a ballad. Both the