Viola wants to participate in her school's annual bubble-blowing contest. She feels discouraged because she can't blow a bubble, but her friends encourage her to sign up. Determined to win, Viola turns to her next-door neighbor, Mrs. Bubblepopper, who is a former bubble-blowing champion. Despite being retired from competing, Mrs. Bubblepopper agrees to help Viola. With Mrs. Bubblepopper's guidance, Viola learns how to blow the perfect bubble and goes on to compete in the contest with confidence. This heartwarming story teaches the importance of determination, the value of asking for help, and the joy of trying new things.