"Olly and Cynthia Trumblebuggins were the worst children you could ever hope to meet. You might think that you have some horrible children at your school, but in every way you can think of, and in every way that you can't, Olly and Cynthia were worse." Naughty children are seldom popular, and between them, the Trumblebuggins children have Crackpot Juniors screaming for mercy. When they are finally expelled, their father must figure out a plan to get them back to school or else face his wife's fury. He quickly enlists the help of his drinking buddy, Mr Catchratter: a dubious genius, whose convoluted schemes leave lots to be desired...