Recycles most of its music from the earlier Hanna-Barbera special "A Christmas Story" as well as being an enhanced remake of the earlier Flintstones episode "Christmas Flintstone."
The man operating the dinosaur-powered 'express elevator' refers to the dinosaur as Otis. This is a possible reference to the widely-known manufacturers of elevators, Otis.
Pebbles and Bamm Bamm are older - around preschool to kindergarten age - in this special.
Barney seems to recognise a pair of boots, despite the fact that no footwear has even been invented yet.