<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (December 2009) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (December 2009) (Learn how and when to remove this template message) </Td> </Tr> <P> "For All We Know" is a popular song published in 1934 . The music was written by J. Fred Coots and the lyric by Sam M. Lewis . </P> <P> The lyrics start: For all we know We may never meet again . </P>

Who sang the song for all we know