When you talk about "Animal Farm" you say it's a movie. But actually it's a famous novella by the English author George Orwell (published in 1945). I know there're movies based on it, but it would be more natural to mention the original work first.

By the way, clouds transporting some sort of mystical negative energy don't exist. What you see outside is just the gray sky which is usual for winter. Don't believe everything strange unbalanced people are telling you.