[s4e17] Cap And Gown & Can't Be Found -

: Stressed by the possibility of missing graduation after working so hard. She eventually gives her graduation speech once the situation is resolved.

: This was the 16th episode filmed for the final season and serves as a major milestone as the main characters finally graduate from high school. [S4E17] Cap and Gown & Can't Be Found

The episode follows two primary storylines as graduation approaches: : Stressed by the possibility of missing graduation

: Ally discovers she has a missing library book, which the school claims she never returned. This outstanding debt threatens to prevent her from graduating with her class. Austin takes it upon himself to track down the book to ensure she can walk across the stage. [S4E17] Cap and Gown & Can't Be Found