The Flintstone Comedy Show

Creature from the Rock Lagoon [Pebbles, Dino & Bamm-Bamm] (2x31)

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An eerie sea creature captures Pebbles, Dino, Bamm-Bamm and their friend, Mr. Saltrock. Thanks to Bamm-Bamm's heroics, the creature is unmasked as a clever pearl thief.