Taiwan animation director Chang Chen-yi, who moved to the U.S. a few years ago, was costume designer and a walking, talking research source.

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The common family name of Lee is often spelled Rhee, Ri or Yi (meaning opposition leader Lee Hoi Chang, South Korea's first president Syngman Rhee, North Korean basketball star Ri Myong Hun and 16th-century naval hero Yi Sun Shin all share the same family name).

CNN: From Our Correspondent: You Say Bulgogee, I Say Pulgogi