The outgoing Jilly Bean, who is always looking out for others, befriends Lindy Hopp, the new third grader at Tall Pines Elementary School. She introduces Lindy to her crazy friends at school. When Rhonda Jam, the tallest, meanest third grader, starts to bully Lindy, Jilly Bean and her friends step in and create a club on the spot where no meanies are allowed!