The Cat in the Hat Knows a Lot About That! Season 1 Episode 6 - Dress Up Day - Bathtime >Nick and Sally have been playing in the mud, and now they need to get clean! The Cat in the Hat knows some friends who have some very wonderful ways to bathe! In Bana Bana Savanah, they meet three different animals, like a lion, a sparrow, and a hippopotamus who all keep clean in very different ways. Even though it’s fun to try bathing the way the animals do, Sally and Nick decide that good old soap and water works best for them!