This was a twenty-piece choral ensemble which provided background choruses for Seven Network variety programs such as Digby Wolfe's Revue '61 and '62, John Laws' Startime and Studio A - hosted firstly by The LeGarde Twins and then by Colin Croft - as well as Curtain Call, a late night variety program hosted by Revue 20 member John Wickham-Hall.
She played Tuptim in a professional tent production of The King and I and Marion Paroo in The Music Man in January 1966 at Warringah Mall in Brookvale, New South Wales.
Zerefos was encouraged to pursue a career in America but her marriage in 1971 and strong family ties kept her in Australia.
[2] Zerefos is also a charity worker for the Aging Research Centre at Sydney’s Prince of Wales Hospital.
Her mother needed constant attention, so Zerefos became her primary carer and she was soon fund-raising to assist research into this illness.