Captain Caveman is the titular hero of the cartoon series of the same name, he is a caveman brought back to life in the modern age who fights crime and injustice with the aid of his band of mainly female friends: he is armed with a large club and is famous for his battle-cry of "CAPTAIN CAVEMAN!".

The owner of a department store is threatened with divorce by his wife, who has gotten reports that he's been seen in the arms of a beautiful blonde on the night of their 20th wedding anniversary. He has to find a way to convince her that the "beautiful blonde" in question was actually a store mannequin that he was taking in for repairs.

Mooney's dog runs away under Lucy's care and ends up at Wayne Newton's farm. Lucy decides to get him an audition.