Splat does not want to have a playdate with Spike and both are afraid to learn how to swim. When the rest of their classmates rush straight into the pool, Splat and Spike find that they may have more in common than they thought.
Splat the Cat can't wait to be a big brother. So when his mom brings home a special little guest, Splat races from his room, slides down the banister, and skids across the hall, only to find his mom holding . . . a crocodile?! It's not the baby Splat was expecting, but he's determined, no matter how messy, smelly, and tricky it gets, to be the best big brother he can be!