Jacqueline Ruth `` Jackie '' Cain ( May 22 , 1928 -- September 15 , 2014 ) was an American jazz vocalist , known for her partnership with her husband Roy Kral , as the team Jackie and Roy .
Jacqueline Ruth `` Jackie '' Cain ( May 22 , 1928 -- September 15 , 2014 ) was an American jazz vocalist . She known for being one half of the Jackie and Roy duo with her husband Roy Kral for over fifty years .