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.
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.
As they review ideas for trying something different, Rooney suggests trying new instruments, and pulls out his Honkophone from season 1.
Think Pink is one of the phrases used in the cartoon series The Pink Panther which has numerous gimmicks where things turn pink color.
One of the few times that Audio Murphy is outside of the studio booth. Care is taken not to show only his upper half.
This is the first episode in the third season to air with a knock knock joke.
This episode does not have a concluding knock-knock joke or joke of the day between Deedee and Mudge.