Sacha Newly , 49 , said he loves his 81-year-old actress mother in interview . But admitted she was difficult and had a strained relationship in childhood . Mr Newly and his sister Sinatra , 51 , felt abandoned after being put with nanny . Portrait painter has described early life in a yet to be published memoir . He also revealed unusual relationship with nanny , Sue Delon , who died .
Sacha Newly , 49 , said he loves his 81-year-old actress mother in interview . But admitted she was difficult and had a strained relationship in childhood . Mr Newly and his sister Tara , 51 , felt abandoned after being put with nanny . Portrait painter has described early life in a yet to be published memoir . He also revealed unusual relationship with nanny , Sue Delon , who died .