While on their all-paid world cruise, the Kramdens and Nortons arrive in England. The contest company wants Ralph to appear on their Wakey Flakey TV show.
The Nortons and the Kramdens are desperate when Ralph's Aunt Ethel shows up for an extended visit. The solution is to find Ethel a man of her own and Herman the marriage shy butcher is their choice.
After his brother-in-law wins a contest, Ralph tries and wins a cereal contest. But he didn't read the fine print of the contest rules. The boys try to fool the representatives, fail, and settle for second prize, a trip around the World.
While on their all-paid world cruise, the Kramdens and Nortons arrive in Ireland, to see the birth town of Ralph's ancestors. He finds out they are cursed and he tries to break the curse.
While on their all-paid world cruise, the Kramdens and Nortons arrive in Rome. The girls are approached by a young boy taking and selling photos. He then sends a flower and love note to Alice. Ralph finds out and hilarity ensues.
While on their trip around the world, the Kramdens and the Nortons start in Paris. The boys unknowingly get counterfeit money, then get arrested when they spend it in a restaurant.