Joyce Irene Grenfell (née Phipps; 10 February 1910 – 30 November 1979) was an English diseuse, singer, actress and writer. She was known for the songs and monologues she wrote and performed, at first in revues and later in her solo shows. She never appeared as a stage actress, but had roles, mostly comic, in many films, including Miss Gossage in The Happiest Days of Your Life (1950) and Police Sergeant Ruby Gates in the St Trinian's series (from 1954). She was a well-known broadcaster on radio and television. As a writer, she was the first radio critic for The Observer, contributed to Punch and published two volumes of memoirs. Wikipedia
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