When Hillary and her friend Brenda are caught arriving drunk late at night, Dave and Vicky decide to ban alcohol in the house. However, this only lasts two days, as Vicky and Dave fall victims to some free alcohol with their friends and arrive home drunk themselves. As they arrive, they'll have to face Hillary and Brenda's strict parents, who are waiting for them. Meanwhile, after accidentally shooting a pigeon, Mike decides to become a vegetarian.