Once upon a time, or maybe twice, there was an unearthly paradise called Pepperland; a place where happiness and music reigned supreme. But all that was threatened when the terrible Blue Meanies declared war and sent in their army led by a menacing Flying Glove to destroy all that was good. Enter, John, Paul, George and Ringo to save the day! Armed with little more than their humour, songs, and of course, their yellow submarine, the Fab Four tackle the rough seas ahead in an effort to bring down the evil forces of bluedom.