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|The Great Unknown||Gallery||Transcript|
|Season 7 Episode 6b|
|The Great Unknown|
|Original Airdate||January 22, 2001|
|DVD release||Season 7|
|Next Episode||Wash-Dry Story|
The Rugrats wonder why the Pickles' staircase has 3 mysterious marks, all of them sticky. Will Tommy ever figure out this great mystery? - Description from Klasky Csupo
- The Pickles' staircase is wobbly.
Kimi: Maybe there's a thing with big ears under the steps whose mommy's attending to it when nobody's looking.
The gallery for this episode can be found here.