"17 Again" is a song by British pop duo Eurythmics from their eighth studio album, Peace (1999). It was released as the album's second single on 10 January 2000. The lyrics to "17 Again" find the duo reminiscing about their long-standing career in pop music. The closing of "17 Again" contains an interpolation of Eurythmics' 1983 single "Sweet Dreams ".

Eurythmics were a British pop duo formed in 1980, consisting of Scottish vocalist Annie Lennox and English musician and producer Dave Stewart. They were both previously in the Tourists, a band that broke up in 1980. They released their first studio album, In the Garden, in 1981 to little success, but achieved global acclaim with their second album, Sweet Dreams (1983). The title track became a worldwide hit, reaching number two in the UK Singles Chart, and number one in Canada and the US Billboard Hot 100. Eurythmics went on to release a string of hit singles and albums, including "Love Is a Stranger", "There Must Be an Angel " and "Here Comes the Rain Again", before splitting in 1990.