Ninjas are awesome--stealthy, cunning experts of infiltration and close combat. But like us all, they must sometimes grapple with the small but significant problems of everyday life. For instance, ninjas have issues with squirrels. They also have trouble with chimneys, pigeons, blow darts, and mimes. They really like hiding, going undercover, and pi atas, but have MAJOR issues with samurai, giant fighting robots, and unicorns. Through it all, they...