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

is the 17th episode of the fourth season of the Disney Channel sitcom Austin & Ally . Originally aired on November 22, 2015, the episode centers on the group's high school graduation and a crisis involving a missing book. Plot Overview

: The premiere was watched by approximately 1.73 million viewers. [S4E17] Cap and Gown & Can't Be Found

: Initially makes the situation worse by accidentally telling Ally that Austin didn't find the book, forcing Austin to admit he was lying to keep her calm. Episode Details Director : D.W. Moffett Writer : Jeny Quine is the 17th episode of the fourth season

: 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. : Initially makes the situation worse by accidentally

: Trish realizes she doesn't have many memorable high school moments captured for the yearbook. To fix this, she spends the episode faking elaborate "memorable moments" to ensure she is featured in as many photos as possible. Key Moments & Characters