"Secret Passages" is the first segment of the eighteenth episode of Oh Yeah! Cartoons, and the fifth ChalkZone short produced for the series. When ChalkZone spun off its own series, it was later featured as part of the show's sixth episode.
Snap helps Rudy and Penny find a ChalkZone portal that leads to their school in order to retrieve the class hamster.
Home video releases
ChalkZone: The Complete Series
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