Floating on the moon
The Bus lands on the moon, but everyone's floating around as if they were in space. Never mind that the moon is supposed to have one-sixth the Earth's gravity. Also when they were in space, they were just sitting at their seats instead of floating.
X is for ?
Although they're supposed to do the same dances from the book, Deedee does a Xylophone dance. Moe and Rooney dance X Marks the Spot.