"Old Possum's Book of Practical Cats" is a collection of whimsical poems written by T.S. Eliot. First published in 1939, the book introduces readers to a variety of unique feline characters, each with their own distinct personalities and quirks. The poems are playful and often humorous, showcasing the lives and adventures of these imaginative cats. The book has become a beloved classic, appealing to both children and adults. Its charming illustrations, originally by G. M. (Graham) Smith, enhance the storytelling, making it a delightful read. The poems have also inspired various adaptations, including the famous musical Cats by Andrew Lloyd Webber.