When reading the paper, the next day, the Hot Air News, John sees the ad for a jet contest held by the United States Government where the winner gets a huge contract.
En route to the contest, John meets a B-29 general who smokes Douglas MacArthur's trademark corncob pipe and has Bataan written amidst his five stars.
While this was happening, Junior gets out of the baby buggy and gets in the fuselage of John, and by the time Mary realizes that her son is there, it is too late.
After happily praising him for saving him, they then kick into high gear and run the race, tearing past the other contestants (freaking them out in the process), and fly around the world, going by certain landmarks with funny things happening (the Eiffel Tower pulling itself open to let them through, the Leaning Tower of Pisa tilting the other way, the Sphinx's top shaven off to reveal a pink orb in it, they fly by a huge cloud of smog which is completely removed to reveal Los Angeles, the Statue of Liberty's dress blows open to reveal then-rather risqué lingerie on it (leaving Junior perplexed), etc.
), and a few non-landmark things as well (a blimp gets cut in half to look like a watermelon, a sky-written ad for a cola changes to read "BURP!