Question: When is the composer of film Let'S Make It Legal 's birthday?
Sentence (from "Cyril J. Mockridge"): Cyril John Mockridge (August 6, 1896 – January 18, 1979) was an English film and television composer who scored such films as "Cheaper by the DozenRiver of No Return" and "The Man Who Shot Liberty Valance".
Relevant evidence: Yes