A Cat and a Guinea Pig have an Adventure is a story about Tom and Graham Cracker. Tom is visiting Tracy’s house while his owners are away on vacation. He decides, once he is out of his cage, to explore this new place and see what there is to see. When Tom heads down the hall he goes into a room and meets Graham Cracker. Graham Cracker has never left his room so they decide it is time for him to see the world and head out on an adventure.