Big Fat Daddy, known for his insatiable hunger, encounters a magical smell that transforms objects and loved ones into delicious treats. Unknowingly, he eats his beloved cat (now a donut), his children (a lollipop and a gummy bear), and even his wife (a cake). The smell leads him to a trash can where, still under its enchanting influence, he bites a diaper. The repulsive taste triggers a giant burp, miraculously returning his entire family to their original forms. Realizing the danger, Big Fat Daddy locks the magical scent bottle away, promising to be more mindful of his ravenous appetite.