Don't miss this far-out book release coming out this week. Pete the Cat's Groovy Imagination will be available to preorder online and purchase in-store starting on Tuesday. It's the latest in the #1 New York Times bestselling series, about a chill cat that doesn't let anything get him down. And in true form, when a rainy day threatens to spoil his plans, does Pet get sad? No, he doesnt. He finds himself a big box and let's his imagination soar.