Zibby Payne & the trio trouble / Bell, Alison

Zibby develops Operation Friendship in the hopes that her new best friend, Gertrude, and her old best friend, Sarah, will get over their rivalry and become friends, but her plan backfires and threatens to ruin everything.

Zibby's new best friend Gertrude and old best friend Sarah can't stand each other, so Zibby swings into action with Operation Friendship.