The folks at Pixar have spent two decades learning how best to tug on our heartstrings, from 1995's Toy Story, via Finding Nemo, WALL-E and Up, to this year's phenomenally popular Inside Out.

Pete Docter, the chief creative officer (CCO) for Pixar, says there are "lots of opportunities" for a third Finding Nemo movie ... continue to open up from the Toy Story movies…so I've learned ...