For "Toy Story 4," as for all Pixar films, story comes first. While the writers draft the script, story artists work alongside them, making preliminary sketches for each scene in the film.

With "Toy Story 4," it's proving that it's far from done changing the game. Between 1995 and 2019, Pixar has made 21 feature-length films, four of those being "Toy Story" movies. When "Toy Story ...