Pixar and Walt Disney Pictures has released a brand new featurette for Monsters Inc. 3D, the studio's upcoming re-release that will give fans a chance to experience this animated classic in a whole new way. Director Pete Docter reveals how the 3D conversion adds another level of realism to the story, and says what his favorite 3D shot from the movie is. Watch as this animated classic returns like you've never seen it before, in theaters this holiday season.