Is there a movie called the jigsaw puzzle?

Yes, it came out in 2004

There is a "Scary Movie" series, which spoofs horror and science-fiction movies. "Scary Movie" (2000) and "Scary Movie 2" (2001) were collaborative efforts by brothers Keenen Ivory, Marlon and Shawn...

Probably because the technology is based on moving objects, particularly slides or pictures. They are repeated one after the other but due to human's eyesight it is seen as a normal smooth video

Yes there is a movie called "It". See the link below for more information about the movie and its origin. http://en.wikipedia.org/wiki/It_(1990_film)

Yes, there is a movie made with that name. It is a good movie about child abuse.