Crabby Crab is a tiny, grumpy crab who lives in an ocean rock pool with his parents. Unfortunately, Crabby Crab often feels unhappy, lonely, and without friends, even though a variety of interesting sea creatures often visit his rock pool. He frightens the baby clown fish, teases the zebra fish, and says nasty things to the baby moray eel. Crabby Crab is just so crabby. After a wise octopus tells Crabby Crab one day that his lack of company may have more to do with him and his behavior towards others than to do with the way they are. The little crab begins to look at what he can do to change his outlook. But will he ever find a way to become more positive and friendlier so he can make friends and be happy? Crabby Crab is the story of a tiny, grumpy crab who must change his ways in order to improve his friendships and find happiness.