The makers of some of children's most loved films have been keeping secrets from us for years, have a look at the ones we can't believe we missed
PIXAR movies have been gracing our screens since the release of Toy Story in 1995.
Over the years, the animation studio have produced some of the most highly regarded animated films of all time.
It seems that the code is the name of a famous graphics and animation classroom at California Institute of Arts.
It is suggested that many animators that studied at the school like to feature the code as a subtle nod of respect to each other.
N'aww.
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