An out-of-this-world friendship adventure by Captain Underpants & Dog Man creator Dav Pilkey, with full-colour art and mini comics by Caldecott Medalist Dan Santat. Ricky Ricotta and his Mighty Robot face off against a flock of flightless foes! Ricky and his Mighty Robot have made a mess. They've been mean to Cousin Lucy, and now they must make it up to her. But their surprise present for Lucy turns into a trap when President Penguin from Pluto plots to take over Earth. President Penguin is peeved because Pluto is no longer considered a real planet. Now he plans to make things very unpleasant for anyone who stands in his way. Can Ricky, Lucy, and their friends defeat this tiny terror and keep Squeakyville safe? perfect books to get children excited about reading A hilarious comic-style series suitable for young readers Full-colour throughout