After discovering that the four digit pin code the Otto family uses for everything spells out Greg’s ex-girlfriend’s name, Katie gets upset and retaliates by dragging out old gifts from past boyfriends. Meanwhile, the kids’ current love lives take a hit as Taylor and Trip argue over her relationship with Pierce; and Oliver and Gina’s relationship goes south when they both apply for a ballet scholarship that only one of them gets.

Anna-Kat runs for the Green Chair position in the school election against Chloe Brown Mueller’s daughter, which results in Katie and Chloe turning their kids’ election into a feud of their own. Meanwhile, Greg becomes concerned that Taylor’s new friend Pierce is trying to steal her away from Trip, causing Greg to intervene and scheme to prevent it.

When Taylor decides she wants to go to a Halloween party, Greg and Katie disagree on whether or not Taylor can be trusted. Oliver and Cooper anxiously try to prepare for playing a game of Seven Minutes in Heaven with their dates at a separate Halloween event. A pregnant Viv follows Katie around, trying to get help preparing for her baby before it arrives.

Greg ropes Katie into a double date with Principal Ablin and Maria in an attempt to further his political aspirations. Meanwhile, Anna-Kat’s newfound popularity at school proves to be overwhelming.

Katie and Tami make fast friends with J.D., a luxury hotel manager whose promise of access to complimentary hotel rooms around the world sounds incredibly enticing. However, Katie’s travel fantasy comes to a screeching halt when she learns J.D. is an aspiring first-time father who’s counting on her for parenting guidance.

Greg blames Katie for setting a bad example when Taylor quits her school activities.

When Anna-Kat develops a fear of water and stops bathing, her therapist suggests the Ottos get her to go swimming. But can Katie get over own her fear of wearing a bathing suit in public at the Westport Country Club so she can help her kid out? Meanwhile Oliver gives his dad a style makeover after students at the college give Greg a low “jalapeño” score.

Katie and Greg enjoy a night on the town with Angela’s ex after Celeste, an editor, helps Greg land his first book deal. But Angela, who has asked Katie not to socialize with her former wife, is furious and accuses her of being a bad friend

After spending years as a full-time mom, Katie goes back to work as a party planner, which brings new challenges of balancing home and work life into the mix.

When Katie's mom, Kathryn, comes to town, Katie and Kathryn encourage the kids to make less than favorable decisions: Oliver cheats in shop class and Katie helps him try to get out of it, while Kathryn reassures Taylor that she doesn't need to go to college.

After the previous “fattest housewife” in Westport gets plastic surgery to lose weight, Chloe Brown Mueller rubs it in Katie’s face that Katie has now assumed that title. In order to get revenge on Chloe, Katie goes through great lengths to dig up bad photos of Chloe from high school.

As Oliver and Taylor stumble through their love lives, Katie begins to miss the spontaneity and unpredictability of being young and in love. Meanwhile, Kathryn’s plan to soothe Oliver’s heartbreak backfires when she tracks down an old boyfriend, Dan, and he is not as she remembers. At the same time, Anna-Kat makes strides at school when Franklin is stuck at home with the chickenpox, forcing her to make a new friend.

Viv asks Katie to take Violet for the night so she and Alan can discuss reconciling but is caught off guard when Greg is hit with a bout of baby fever. Meanwhile, Taylor tricks Oliver into helping her when Luther eats an expensive pair of earrings.

While Greg enlists Oliver and Anna-Kat’s help to drum up new recruits for the Westport Historical Guild, Katie does her best to support Taylor’s dreams of becoming the next American Idol.

When Katie forgets Greg’s birthday, she attempts to make up for it by pulling together a last-minute dinner party; but when the evening falls flat, Katie gets caught up in a series of lies, leading her friends to believe that she and Greg are in marriage counseling.

In order to avoid buying Anna-Kat a cellphone, Katie makes a pact with the girls that she and Taylor can go an entire day without using their phones. Meanwhile, disappointed with Greg’s advice, Oliver seeks the guidance of an old friend.

Fearing she’s spending too much time at the office and away from the family, Katie volunteers to chaperone Anna-Kat’s school field trip to make up for lost time. Meanwhile, Greg takes a creative approach to parenting when he catches Taylor and Oliver in a lie.

Much to Katie’s dismay, Anna-Kat becomes best friends with Chloe Brown Mueller’s daughter, Penny. When Katie takes extreme measures to avoid Chloe and keep the girls apart, Anna-Kat and Penny are forced to take matters into their own hands. Meanwhile, Greg encourages Oliver to be honest with his girlfriend and not hide his passion for ballet.

Frustrated by the lack of appreciation for all she does, Katie decides to go “full Westport” and leaves the family to fend for themselves. Katie’s plan quickly backfires when the kids seem to be doing just fine, leaving Greg to suffer the brunt of her absence.

Katie goes to great lengths to appease Principal Ablin in order to ensure Taylor graduates high school. Meanwhile, Greg finishes ghost writing the final chapter of Lonnie's book. And while Oliver is devastated to learn Cooper's family will be moving out of Westport, Anna-Kat tells Franklin she is ready to venture outside her comfort zone and plans to attend sleep-away camp during summer break.

Katie pushes Anna-Kat and Franklin to take a risk and try an activity outside their comfort zone in order to create new content for her mommy vlog. Meanwhile, Oliver is convinced taking performance-enhancing drugs will help him ace his SATs. And after bonding with her TA over an art exhibit, Taylor begins to wonder if Trip is the right guy for her.

With Anna-Kat and Franklin home with mono, Katie seizes the opportunity to use them as the backdrop for her mommy vlog. And when Taylor's first college paper comes back with an A, Greg questions her TA's intentions. Meanwhile, Cooper helps Oliver renovate the basement.

When Katie’s mentor and dear friend Tami moves to Westport, Katie wastes no time introducing her to her “A Real Mother” vlog viewers. Meanwhile, Taylor discovers Greg has been keeping an entertaining secret.

Without her lasagna business to keep her preoccupied, Katie feels like her life is once again off course. As she searches for purpose, she redirects her energy toward Greg and the kids becoming overbearing and controlling. Franklin challenges an older boy to a duel in an effort to win back Anna-Kat's affections.

Katie goes overboard in her efforts to help J.D. become a father. Meanwhile, after a brush with the law, Greg worries Taylor may be a political liability.