ISBN-13: 9780981793405 / Angielski / Miękka / 2011 / 32 str.
Charlie, a mouse detective, is busy eating a donut and talking to his boss when they hear a strange and loud noise. Charlie wanders outside to see what it is. He discovers that Comet has fallen into their dumpster. But why? How? When Comet explains that a wicked squirrel is plotting to take over the North Pole there is only one thing Charlie and his boss must do.... save Christmas