John Phillips reputation taking hit with claims of incest by daughter John Phillips ' . John Phillips , who died in '60s , lived life of excess . ( Earlier that year , the house she shared with Sessler burned down , taking all her belongings with it . ) Mamas & Papas were leading San Francisco group of '60s , with tangled romantic links . Mackenzie was heavy drug user , once convicted of drug trafficking .
John Phillips reputation taking hit with claims of incest by daughter John Phillips ' . John Phillips , who died in '60s , lived life of excess . Mamas & Papas were leading San Francisco group of '60s , with tangled romantic links . Mackenzie was heavy drug user , once convicted of drug trafficking .