From the creator of CAPTAIN UNDERPANTS, comes an out-of-this-world friendship adventure - now in full colour. Ricky Ricotta and his Mighty Robot battle for the safety of the solar system once again! This time, smelly Sergeant Stinkbug arrives on Earth with a plan to kidnap the king of the world, but he ends up with Ricky's little cousin Lucy instead. Now it's up to Ricky and his Robot to save Lucy and the rest of mousekind from a stinky situation!