Everyone's favorite first grader and shark lover is back in a Christmas adventure! Merry Christmas, Freddy! Freddy's cousins, twin sisters Kasey and Kelly, are coming for the holidays. Things are always more fun when the twins are around — but they're also a lot more crazy! Freddy can't wait to find out what trouble the girls get into this time. Illustrations. Extra activities included: The word "fin" is hidden in every illustration, and readers can play the games in "Freddy's Fun Pages" at the end of the book.