Pasage: Mushure mekunge Crisp yaparara muna 1997, Sia akatamira kuLondon, kwaakaita semumiriri wezwi reBritish band Jamiroquai. Akapawo izwi rekutungamira reChirungu pasi-tempo boka reZero 7 pane avo matatu ekutanga studio albums uye akafamba neboka. Pa Zero 7's 2001 album Zvinhu Zvakareruka, Sia akapa izwi kunzira mbiri: "Destiny" uye "Distractions". Iyo imwechete "Destiny" yakasvika paNhamba 30 paUK Singles Chart. Muna 2004, akapa izwi reZero 7 pa "Somersault" uye "Speed Dial No. 2" (kubva pane iyo album When It Falls).
akagovera nziyo dzinotungamirira dzeboka reEngland reZero 7