Boo is an adorable teddy bear-like dog. Boo is incredibly popular on Facebook. He has over 1.4 million fans on his Facebook page. Lately, little Boo has been busy working on his book, Boo: The Life of the World’s Cutest Dog. The book comes out on August 8, 2011. The book includes photographs of Boo doing his favorite things. Here is a video of the making of Boo's book. Boo's publisher, Chronicle Books, threw Boo a surprise party after his book was ready. Take a look:
