"Back Street Girl" is a song by British rock and roll band The Rolling Stones written by Mick Jagger and Keith Richards. It first appeared on the UK version of their 1967 album Between the Buttons but was not included on the US version. It was first released in the US on the 1967 album Flowers. The song is a waltz which showcases Brian Jones playing vibraphone and Rolling Stones contributor Jack Nitzsche on the harpsichord. Accordion was played by Nick de Caro.