Brewster and Maggie are at Ginger's play but she can't focus because her tummy rumbles. She wonders why and she, Maggie and Brewster visit Bob O' Tummy. Bob explains when the tummy is expecting food it rumbles in preparation for a meal. Discover answers to questions only young children ask! Through creative thinking, Brewster and Maggie take young viewers on a journey of discovery in a way that will not only entertain, but will get their creative thinking caps on! Based on the book series `Brewster the Rooster' by Clifford Parrott.