Click (X) Here to Hear the Duck Song
RDF is Rod's Duck Farm. Superceding RDF is RDG. You'd think RDG would be Rod's Duck Goose perhaps. But RDG usually has nothing to do with Ducks or Geese. RDG is a Mule kind of thing. I guess because Mules are strong and can pull a heavy load. Anyway, RDG says listen to the Duck Song. Click or Kick the link.