The expirament that went wrong

Previously

…The kitchen, battered but not broken, was slowly returning to its former, less terrifying, glory. Dr. Phineas Piffle, singed and humbled, had learned his lesson. The age of the appliance uprising was over. The age of the self-stirring teacup, however, was just beginning. And for Brenda, who secretly harbored a growing collection of emergency biscuits, that was a prospect she could, with a little effort, embrace. After all, even a self-stirring teacup couldn't possibly go wrong. Could it?