Eternal Sunshine of the Spotless Mind Oscar-winning writer Charlie Kaufman has just spent about two weeks polishing the script for DreamWorks Animation's Kung Fu Panda: The Kaboom of Doom, according to Heat Vision.

For the sequel, a new villain has emerged with a mysterious weapon so powerful it threatens the very existence of kung fu. It is up to Po and the Furious Five to protect all that they know. But first, Po must confront his long lost past.

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