Herman's army reunion is coming up and he wants to go in uniform, however he has gained some weight. So he goes to the doctor to be put on a diet. The diet is very strict and leads to him having to skip Thanksgiving dinner. Second appearance of Paul Lynde as Dr. Dudley.
TIN CAN MAN
Eddie is failing science and to make up for it, he and Grandpa are building a science project, a robot.
HERMAN THE GREAT
Mr. Ramsey, the father of Eddie’s friend, is impressed that Herman can bend steel bars with his bare hands. So he hires Herman as the Masked Marvel, a wrestler. But Herman can’t win a match because he falls for all his opponent’s sob stories.
KNOCK WOOD, HERE COMES CHARLIE
Charlie, Herman’s twin brother, comes to town and convinces Lily to spend $5,000 for a machine that extracts uranium from sea water. Marilyn is sure Charlie is a con man and she is right, he sells the Munster’s neighbor one of the phony machines and Herman has to buy it back.