<Tr> <Th> Original release </Th> <Td> January 16, 1944 (1944 - 01 - 16)--June 29, 1951 (1951 - 06 - 29) </Td> </Tr> <Tr> <Th> Sponsored by </Th> <Td> Prell Shampoo Teel Pabst Blue Ribbon Dreft American Meat Institute </Td> </Tr> <P> An unrelated radio show with the name Life of Riley was a summer replacement show heard on CBS from April 12, 1941, to September 6, 1941 . The CBS program starred Lionel Stander as J. Riley Farnsworth and had no real connection with the more famous series that followed a few years later . </P> <P> The radio program starring William Bendix as Riley initially aired on the Blue Network, later known as ABC, from January 16, 1944, to June 8, 1945 . Then it moved to NBC, where it was broadcast from September 8, 1945, to June 29, 1951 . </P>

Where did the phrase life of riley come from