Get ready for the wildest, wackiest costume party of the year! The sun has set, the gates are closed, and it is finally Halloween night at the zoo. All the animals are incredibly excited to show off their spectacular, handmade costumes. You will not believe your eyes when you see a llama dressed up as a brave astronaut, a speedy cheetah disguised as a gooey grilled cheese sandwich, and a massive yak ready to throw the winning pass as a football quarterback. The competition is incredibly fierce, and everyone wants to win the grand prize for the very best outfit. Walk the festive zoo paths and check out the unbelievable creativity on display in every single enclosure. Who will take home the top prize? Dive into this brightly illustrated, hilarious holiday adventure to discover the surprisingly funny side of your favorite animals!