Zerby Derby

SN 1 | EP 6 | Tunnel Drat / Raking Leaves / Up A Tree

The Construction Zerbies have made a fun table-top obstacle out of a large pile of dirt. But Rex really thinks it could use something else. Zack and Rex set out to build a tunnel through the side, with the help of the other Construction Zerbies.

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Zerby Derby
Season 1