In the season finale, Katie fakes a pregnancy to get out of mandatory volunteer hours, but things go too far after a baby shower is planned for her.
Katie and Greg enjoy a night on the town with Angela’s ex after she helps Greg land a book deal, but Angela’s ex soon accuses Katie of being a bad friend.
Anna-Kat develops a fear of water and stops bathing, so her therapists suggests the Ottos take her swimming, but that involves Katie overcoming her fear of wearing a swimsuit in public. Elsewhere: Oliver gives his dad a style makeover.
Anna-Kat wants to walk to the library by herself. Elsewhere: Greg copes with Katie’s dating life and Katie is annoyed that Oliver’s entitled friend seems to be spending every waking moment at the Ottos.
When Doris insists that Katie attend the charity polo match she’s organizing, Katie invites her crass best friend from college, Billy, to inject some life into the festivities, but Billy grates on the rest of the Ottos.
Greg challenges Katie to learn French and set a better example for Taylor, who has developed a habit for quitting school activities.
Katie encourages Viv stand up to her boorish husband, but things backfire when Viv succeeds and decides to leave him and move in with the Ottos.
Katy stops micromanaging to prove a point, but soon realizes everything still runs smoothly. Later: she gets revenge on a local grocery store for selling her defective trash bags.
Greg makes a friend in a fellow history buff, but Katie isn’t happy about it after realizing his wife is her nemesis.
Valentine’s Day arrives and Greg goes overboard with romantic gestures for Katie. Elsewhere: Oliver buys an expensive gift for a girl he has a crush on and tries to attend a Valentine’s Day party with her.