Bonacci was largely self-taught[1] and influenced by rock guitarists Jimi Hendrix and Jeff Beck, as well as early Black Sabbath albums.
[4] Their self-titled EP was issued in January 1980 and had five tracks, "Ambiguous Girl", "Omniscience", "Some People", "State of Mind" and "Crushed and Crazy".
[3] Australian musicologist, Ian McFarlane, opined that it, "highlighted Bonacci's crunching guitar riffs offset by Scheri's melodic vocals and lilting flute lines.
[3] Following the dissolution of Sweet Jayne, Bonacci moved to the United Kingdom to work as a session musician after being invited by Mike Oldfield.
She included lead vocalist Jackie "Jacqui" Bodimead and former Rock Goddess bassist Tracey Lamb, whom Bonacci would later team up with in Girlschool.
After leaving Girlschool, she worked as a session guitarist and became a member of Jonathan Ross' house band for the British TV show Saturday Zoo, where she backed international artists such as Suzanne Vega, and k.d.
In 2003, Bonacci wrote and produced the song "Look Up" which was released on the dance compilation CD Fashion Lounge: Id Models, published in the United States by Water Music Records.