When Cinderella's mouse friend, Gus, picks roses from Lady Tremaine's garden for his dear Cinderelly, Cinderella gets in a lot of trouble. She takes Gus into town to replace the rosebush, but forgets that it's the day of the big village fair. Gus gets so excited that he accidentally knocks over a giant cake prepared for the king! Luckily, Jaq, Suzy, Perla, and the rest of the mice join in to help bake a delicious new dessert, but will it be good enough for royalty? And will Cinderella be able to replace the prize rosebush?