The Rubbles appear to have a cat in this episode, but it's never seen or referenced again. When Betty is tickling Barney's feet, the cat mocks him.
Fred works for the Slate Gravel Co and Mr. Slate's secretary is Miss Birthstone.
The local radio station is KROK.
Fred's teacher is Miss Stonewall and his classmates are Sandy, Rocky, Crystal, and James.
This episode was recorded on 7-05-62.
The DVD set has a mistake. The opening credits show Pebbles and Bamm-Bamm, which wouldn't be used for at least another year.
The music Fred and the teens dance to at the Malt Shop is actually music from The Jetsons.