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On Christmas Eve Day, Fred finally agrees to play Santa Claus for a benefit event. However, those plans have to be put on hold that night when the real Santa Claus sprains his ankle falling off Fred's roof. With no other option, Santa asks Fred and Barney to continue his delivery itinerary for him and they agree to the task. Throughout that night, the pair find the job unusually difficult, but Santa and his support crew are ready to help.

How to Watch A Flintstone Christmas Legally and Safely

If you want to stream A Flintstone Christmas through reputable and legal services, there are a few good options depending on where you are. Subscription platforms like HBO Max, Disney+, Netflix, Amazon Prime Video, and Apple TV+ sometimes carry A Flintstone Christmas films or related DC titles—though availability depends on your country.

If you’d rather not commit to a subscription, there are ad‑supported, free (but legal) platforms such as Tubi, Pluto TV, Peacock or Crackle (where available in your region) that occasionally host superhero films.

Lastly, don’t forget about library‑linked streaming options like Kanopy or Hoopla (if your library or university is registered), and official uploads by film distributors on YouTube—these can also give you legal access to classic movies.