So, many years after Jason had pinched the Golden Fleece from Colchis, he is now the ageing leader of the happy city of Yolcos and protected by Zeus. When they unveil a rather glittering statue of their patron, this really narks his brother. Poseidon arrives from an ocean maelstrom and promptly threatens them with annihilation unless they build him one too - and it had better have a truly glittering trident, too! The Argonauts are, to be fair, well past their best so it falls to "Pattie" - a rather timid mouse and her orange cat friend "Chickos" to help save the city from oblivion. What…