Froggy wants to win a big prize in the marching band contest at the Apple Blossom Parade, so he flops up to the attic to find his dad's old saxophone. As they practice for the contest, Froggy and his friends learn the three most important marching band rules: Don't look left. Don't look right. And don't stop for anything! But will these rules really help Froggy and his friends win the big prize?