Who were famous singers of the 1940's?

Vera Lynn was VERY famous and is still alive she sang to the soldiers she sand 'We'll Meet Again' and 'White Cliffs of Dover ' and many more ! Frank Sinarta,Bing Crosby,Louis Armstrong,The andrew's sisters ,Dick haymes,Helen Ward,Ray Erbie,Helen Forrest , The Ink forest ,Lee wiley ,Ivie Anderson ,Bob Eberly ,Helen 'O' Connell, art lund ,Frankie Lane and thousands more!