Amphion and Zethus fit of madness and became a nightingale. After the deaths of Amphion and Zethus, Laius returned to Thebes and became king. Compare with Castor and Polydeuces (the Dioscuri) of Greece, and with Romulus and Remus of Rome. Plato, "Gorgias", 485e. Amphion and Zethus Amphion () and Zethus (, "Zēthos") were, in ancient Greek mythology, the twin sons of Zeus (or Theobus) by Antiope. They are important characters in one of the two founding myths of the city of Thebes, because they constructed the city's walls. Amphion and Zethus were the sons of Antiope, who fled in shame to Sicyon after
Zeus and Roxanne a marine biologist and the Barnetts' next-door neighbor. Terry calms Zeus down and apologizes to Mary Beth, although she is agitated by him. Mary Beth later goes to her workplace and is followed by Zeus, who notices her photo of the same dolphin from earlier. Upon arriving, she is met by her research partner, Becky, and her rival, Claude Carver. Mary Beth and Becky travel out to the ocean on a boat to follow the dolphin they are researching, whom they name Roxanne, and Zeus stows away with them. However, while in the middle of the ocean, he slips off.