"Driving Test" showcases Alexis and David's roles as siblings to each other, reflecting sibling conflict and rivalry. In the episode, David has to retake his road test to renew his expired licence so Alexis drives him to his driving test. Before the test, David is freaking out, but Alexis doesn't understanding his anxiety, causing them to get into a huge fight. After the test, they make up after talking about Alexis's wild adventures, and how David was always worried about her safety.