Geronimo Stilton (2009)

S1E5 Barry the Moustache

Sally Ratmousen has been abducted! To make matters worse, the culprit is Barry Whiskers, an old friend of Geronimo's. Although Sally is Geronimo’s fiercest rival, he can't sit idly by while she’s held captive. He must take action! However, as the story unfolds, surprising turns and shocking revelations emerge, culminating in an ending that no one saw coming.