This hardcover book titled "You Cannot Be Serious" has been personally signed by John McEnroe, making it a prized possession for any fan of tennis or sports in general. With 304 pages, this memoir is a first edition published by Penguin Publishing Group in 2002.

The book is in excellent condition and features a dust jacket, making it a perfect addition to any collection. The narrative type is nonfiction, and it covers McEnroe's life story and his journey through the tennis world. The book weighs 24.1 ounces and measures 9.4 inches in length, 6.3 inches in width, and 1.3 inches in height.