What If Films Were... Slightly Different?

We love the movies.
There are some movies that we love so much that it's almost a crime to have not seen them. They become comfort, familiar territory. So it's pretty funny when films are comically genre-swapped. Don't believe me?
Take a look at these:

Mary Poppins. 

Sweet kids film?

See a trailer for Mary Poppins as if it were a horror film:

Mrs Doubtfire re-cut as a horror film:

And, if you're done with being scared, how about this...
Stephen King's "It" as some sort of uplifting family film...