The Big, Bad Battle of the Bionic Booger Boy Part Two:The Revenge of the Ridiculous Robo Boogers

Just when George and Harold thought they'd saved the world again - Here come the Robo-Boogers! Disgusting and dangerous robots made of SNOT, they will cover the whole earth in a river of green and gluey bogey. It's lucky that Captain Underpants is standing by, with the power of underwear on his side and his hankie to hand!