Chestnut the guinea pig loves adventure and excitement. His friends gather together to plan a surprise birthday party for him, but he doesn't realize he is in for more than one surprise! Not only does Chestnut get to blow out the candles on his cake, he also has to put out the fire caused by all the drama his friends have sparked. Eventually Chestnut winds up having his cake and eating it too. A 38 page, full color picture book for 3-7 year old children about the adventures of Chestnut the guinea pig. Happy Birthday Chestnut is an adventure that takes the cake and dishes out the excitement. One of 8 books in the Chestnut the guinea pig book series.