The robotic monkey is hard to find on shelves or online
                                
                                
                                    (Newser) -
                                    The hottest toy this holiday season might just be a five-inch robotic monkey that grabs onto your fingers, passes gas, and sings a tune. The Fingerling is this year's Beanie Baby or Cabbage Patch Doll. The $15 creature that blinks and snores is coveted by millions of kids, and...