Duncan avoids summer school for the first time, and the family goes on vacation. On their getaway, Annie and Jack are haunted by another vacation couple, while Duncan agonizes over Mia's Instagram, and Kimberly gets a glow-up.
Duncan says the one thing no kid should ever say to their dad, which shifts their power dynamic and forces Jack to confront his own father. Meanwhile, Kimberly and Jing have a window to do whatever they want, as Annie and Jack deal with Duncan's issue.
Duncan starts racing stock cars to get away from his mom, but it turns out they make a great racing team. Jing demands a room renovation, so she can secretly spend more time with Kimberly, while Jack struggles with the project.
Duncan and Kimberly are sent away to therapy camp, so Annie and Jack can get them to stop fighting with each other. With the older kids away, Annie and Jack are left with Jing, who is overwhelmed by all the attention she gets.
Jack and Annie hijack a middle school party thrown by the cool kids, to which Kimberly wasn't invited. They then devise a plan to get the kids to their house, so Kimberly can "up" her popularity game, but things get out of hand. Meanwhile, Duncan and his friends work on creating a viral video, so they can become the next internet sensations.
Annie battles the city mayor for the town's prestigious Oakie Award, when she refuses to remove the parking boot from the Mayor's SUV. The rest of the family grapples with the fallout from Annie's struggle, when the Mayor retaliates.
Jing and Jack start a child birthday band together and Annie takes on managing them. Meanwhile, Duncan and his friends try to raise money to buy a massage couch they tried out at the mall, by charging scooters.