Ben & Holly's Little Kingdom (2009)

S1E43 Daisy & Poppy's Pet

Nanny Plum magically creates a hamster for Daisy and Poppy, but their mischievous new pet quickly brings disorder to the castle. As the twins delight in their furry friend, the hamster's antics lead to a series of comedic mishaps, leaving Nanny and the rest of the castle staff scrambling to restore order.