WE JUST COULDN'T SAY GOODBYE - history
Words and music were written by Harry Woods, date undetermined. It has been recorded by many well-known artists from the 1930s through today. The Boswell Sisters, Annette Hanshaw, and Guy Lombardo all had hits with "Goodbye" in 1932; Lombardo's reached #1.
Compiled from multiple sources:
http://www.joshhosler.biz/Numberoneinhistory/09/0922.htm
http://guymcafee.com/
http://www.redhotjazz.com/hanshaw.html