There was never a big advertising budget -- it is always been a lot of word-of-mouth and a sincere willingness by the public to help animals that has made the book a success.Along the way, Angel, Come Home has gathered fans in high places.The book is endorsed by celebrities such as Doris Day, Patty Duke, Betty White, Ellen DeGeneres, Jane Seymour, Shirley MacLaine, Dr. Jane Goodall and Olympic gol