The Flintstone Comedy Show

In Tune with Terror [Pebbles, Dino & Bamm-Bamm] (1x45)

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Pebbles and her friends discover the reason for the strange disappearance of a recording studio's star singer. Disguising himself as K.B. Terror, jealous rival singer Engelchert Humperfink kidnapped the star and stole his new hit song, hoping to win the Grammy Rock Award himself. Instead, Humperfink receives a "vacation" in the Bedrock Jail.