Moss has collaborated with several other artists, most notably Dev Hynes and Fatboy Slim (the latter as part of the Brighton Port Authority project). She has also worked with alternative rock band Ash on an acoustic studio re-recording of the single "D" – "Tracers" and also performed with them on their A-Z tour. Moss recorded a cover of Ash's song "Burn Baby Burn" which was the B-side to her single "First Love". Moss and Ash singer Tim Wheeler collaborated on a Christmas album, "This Is Christmas", in 2011. In 2013, she announced on her Facebook page that she had contributed vocals and lyrics to Gabriel Bruce's debut album.