Most famous for her 1963 cover of the
As a young woman, she studied classical voice. She began her professional singing career in the mid 1950s as a member of Bert Ambrose's orchestra.
She suffered from schizophrenia and had a tumultuous personal life that included affairs with British television host
She and her two younger siblings grew up in Essex, England, as the children of Irish parents. She was the longtime lover of British violinist and bandleader Bert Ambrose and was briefly married to a writer named Frederick Pye.
Her physical appearance was often compared to that of Marilyn Monroe.