Ep 24. Read No Evil

Blair is studying hard for an important exam but Jo, who is known for being a bit of a troublemaker, keeps distracting her with her antics. Blair becomes frustrated and snaps at Jo, causing Jo to storm out. Later, Tootie sees Jo reading Blair's diary and reports it to the others. Blair becomes enraged and confronts Jo, accusing her of being a thief. Meanwhile, Mrs. Garrett is dealing with her own frustrations with a pushy parent who wants her daughter to get into an Ivy League school.

The girls learn a valuable lesson about privacy and respecting each other's boundaries. Jo apologizes to Blair and promises to never read her diary again. Mrs. Garrett advises the pushy parent that it's important to let her daughter make her own choices and follow her own path. In the end, Blair successfully passes her exam and the girls happily move forward, strengthened by their newfound appreciation for each other's personal space.