Fuzzy ends up on a new diet. He has to eat a delicious, molasses flavored dietary supplement daily in order to stay healthy. But both Bean and Potato also love the taste! How can Fuzzy protect his treat from his hungry cage mates? This and other stories continue the adventures of Fuzzy, Potato, and Coco Bean, three pet guinea pigs who get into all kinds of adventures. Bean puts on a play, Potato tries to launch himself into space, the fish end up in a hotel, and even Brahma, the rat from next door, travels abroad! The adventures never end in book four of the Guinea and Fuzzy series.