Sam Garson had a fur ball stuck in his throat. He blamed his best friend, Dan Lin, who had a problem of a different kind - feathers that sprouted from his ankle. Dan, in turn, blamed the book of 'Extraordinary Science Potions'; a well-kept secret until Dan stumbled upon it and somehow doomed himself and his best friend to morphing. Yes, morphing - Sam into a cat and Dan into a crow - uncontrollably and when least expected. Now the class bully,...