Once upon a time, Molly and Gil went up a hill to fetch a pail of water. But when a mean witch, played by Wanda Sykes, turns Bubble Puppy into a frog. Molly and Gil seek the help of Little Red Riding Hood (Oona), Goldilocks (Deema), and Jack (Goby), ... (more)they soon learn from a magic mirror (Nonny, who was cursed by the Witch's mean green bubble potion by being trapped in the mirror and was forced to work for her), that they can change the potion to one that that will undo her curse is to put Red Riding Hood's cookies, Goldilocks' porridge, and Jack's golden egg into the potion. And with the help of Jack's beans, the Bubble Guppies plan to stop the witch, but can they save the world from being turned into frogs?