<page_title> List of Billboard number-one singles of 1943 </page_title> <table> <cell> July 24 <col_header> Issue date </col_header> </cell> <cell> "You'll Never Know" <col_header> Song </col_header> </cell> <cell> Dick Haymes and the Song Spinners <col_header> Artist(s) </col_header> </cell> <cell> July 31 <col_header> Issue date </col_header> </cell> <cell> August 7 <col_header> Issue date </col_header> </cell> <cell> August 14 <col_header> Issue date </col_header> </cell> </table>
The Haymes’ You'll Never Know was a number one hit for four weeks on the Billboard.