The number “95” appears frequently throughout all 3 films. This is in reference to the year the original Toy Story was released, 1995.
In their most productive week during production,
Pixar completed 3.5 minutes of animation.
Mattel originally didn't want Barbie in the film because they thought the film would be a failure. They also didn't want Barbie to have a defined personality, preferring to let children imagine Barbie's personality traits on their own. When the film proved a huge success, Mattel allowed Barbie to appear in Toy Story 2.
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