Margo died from Breast Cancer.Margo and her husband, Frank, had two sons; The eldest being Derek Brooks and the youngest Richard Brooks. Derek was a musician and was in Jeff St John & Yama from 1967 - 1968, he has since retired from music due to health problems. Richard was a potter and trained under David Leach and Shiga Shigeo, he too has since retired due to health problems. Richard was married to Beate Brooks for 17 years before divorcing. They have one daughter; Liah Midori Brooks who was born in 1997.