 Sessions for Stefy's debut album, "The Orange Album", began when lead singer Stefy Rae was "look[ing] for [a] sense of uniqueness" in the music industry.Rae stated that she was inspired to write "Chelsea" after another woman stole her boyfriend.The single was written by Stefy lead singer Stefy Rae, Greg Kurstin, and Jimmy Harry, while production was handled solely by Harry.