Ricky Ricotta's Mighty Robot vs. The Unpleasant Penguins from Pluto (Ricky Ricotta's Mighty Robot #9)

Infuriated by the declaration that Pluto is no longer a planet, President Penguin and his penguins invade Earth and it is up to Ricky and his robot pal to defeat them--with some help from Ricky's cousin Lucy and her pets.