Incredible Robo-Plunger

The Incredible Robo-Plunger is a robot created by George and Harold. It destroys the Talking Toilets and the Turbo Toilet 2000. It then cleans up the school and flies off to Uranus taking the Talking Toilets and their leader with him and is ordered not to come back to Earth forever. It then has a cameo in the 4th book in a newspaper article and in the 7th book when a gang of astronauts on a mission to Uranus to investigate the planet's surface.