When was the American singer on which 47th Academy Awards was presided born? 
47th Academy Awards:  The ceremonies were presided over by Bob Hope, Shirley MacLaine, Sammy Davis Jr. and Frank Sinatra. Sammy Davis Jr.: Samuel George Davis Jr. (December 8, 1925 – May 16, 1990) was an American singer, dancer, actor and comedian.
December 8, 1925