The Pilot - S1.E3

After Nate comes home to find Lucy missing, he grounds all the girls. Ann, who is always stuck home, is enticed by Hope to sneak out to a college party, leaving Lucy home alone. Nate runs into them at the party while showing a recruit around. Livid, Nate realizes that the reason Ann left was that she's been dumped with too much responsibility around the house. The family decides to all chip in and take more responsiblity.