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Alvin and the Chipmunks is an American animated television series featuring the Chipmunks, which was produced by Bagdasarian Productions in association with Ruby-Spears Enterprises from 1983 to 1987, Murakami-Wolf-Swenson in 1988 and DIC Enterprises from 1988 to 1990. Much of the overseas animation was done by Hanho Heung-Up for Seasons 2-5. The Murakami-Wolf-Swenson episodes were animated by A-1 Productions. The last Season was animated by Sei Young Animation. imdb.com