Roscoe Riley is back, and this time he is facing the biggest, most out-of-control vegetable you have ever seen. When Roscoe's class visits a farm to find the perfect pumpkin, things do not go exactly as planned. Roscoe wants to help his friend win the pumpkin carving contest, but he accidentally unleashes a giant runaway pumpkin that rolls away and causes absolute chaos. Now he has to figure out how to stop the great pumpkin disaster before it ruins the big fall festival. If you love funny school stories and hilarious accidents, you will laugh out loud as Roscoe tries to fix his latest giant mistake. Will he be able to save the day, or will he be squashed by his own good intentions? Find out in this hilarious adventure full of autumn fun, friendship, and a pumpkin that just will not stay put.