Carl and Nico argue over who gets to have Arugula as their magician's Carl and Nico argue over who gets to have Arugula as their magician's assistant, but what does Arugula want? / Carl realizes he has trouble assistant, but what does Arugula want? / Carl realizes he has trouble listening when playing with a cool collection. Can Sheldon teach him listening when playing with a cool collection. Can Sheldon teach him how to become a good listener? how to become a good listener?