Betty and Barney discover a foundling named Bamm-Bamm on their doorstep and become smitten with the child. They set out to adopt him, but discover that the Welfare Bureau has promised the boy to wealthy Pronto Berger, who is being represented by attorney Perry Masonry. When Berger learns that his wife is pregnant, however, the Rubbles are free to adopt the baby.
Elenco: Mel Blanc , Alan Reed , Jean Vander Pyl , Bea Benaderet , John Stephenson , Daws Butler , Gerry Johnson , Don Messick , Hal Smith , Howard Morris , Doug Young , Henry Corden , Harvey Korman , Allan Melvin , Jerry Mann , Don Messick .