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 can't believe her "friends" are turning their birthday bashes into exclusive events by handing out special party privileges to a select few. Zibby decides to have her own party with an open invitation policy, which lands her in one tricky predicament.
Zibby, caught chewing gum at an assembly, gets stuck taking a manners course led by the class diva Amber, but when Amber tries to turn the sixth-grade dance into a fancy ball, Zibby just has to revolt.
Sixth-grade soccer star Zibby gets the lead part in the school musical, then learns that her character has to kiss a boy. What can Zibby do to get out of smooching onstage?.
Zibby Payne opts for an open-party policy for her party after she learns that friends Amber and Savannah are giving out prizes at their party to only a select few.