sentences:  Johnston wrote and self-recorded vocal parts for the tracks "Leche" (2004) and "Inside Out" (2005) with renowned Faithless, Dido and Spice Girls linked percussionist Sudha.They were released on Sudha's solo album "Anti-Freeze" in 2009.She also wrote her vocals for instrumentals with house act Weekender ("Sunday Session" in 2000) and with Sleepthief on "A Kind of Magic" (2009), "Reason Why" with Coury Palermo (2009) and "Alice's Door" (2018).