As well as two Rumer originals, B Sides and Rarities Vol. 2 features unique cover versions of songs by an eclectic cast of writers including: Elton John and Bernie Taupin, Carly Simon, Burt Bacharach and Hal David, Van Morrison, The Bee Gees, Jerome Kern and Oscar Hammerstein, Simon Aldred, Donald Henry and Jonathan Vezner and Hugh Prestwood, a collection of whose compositions Rumer covered on her highly-praised 2021 album Nashville Tears.