Kate struggles when she takes over the PTA and ends up being faced with blackmail; a boy's parents forbid him from going to a school dance with Hillary.
Pete lies and tells Diane that he and Kate are in couples counseling.
Kate tries to ignore the stress and chaos around her--which increases with the arrival of her mother and Pete's parents. As wedding planning continues, the family receives bad news.
Pete agrees to let Kate plan a "do over" wedding when she has regrets about their elopement; Diane makes a decision about her relationship; Jackie struggles to tell Bert that she and Sad Steve are dating.
After Bert successfully reads 100 books, Kate and Pete throw him his dream birthday party; Warren befriends the guy Hillary has a crush on.
Kate and Jackie butt heads when they try to work together on Jackie's latest business venture; Pete takes Warren and Bert to karate lessons.
When Bert loses a tooth and Pete misplaces it, his solution causes big problems with Jackie. Meanwhile, Kate channels her maternal nature and advises Warren during his first study date, and Diane helps Hillary host her first high school sleepover.
Kate asks Diane for help disciplining Warren and Hillary; Jackie and Pete try to set a good example during an outing with Bert.
Kate tries to give Pete a fun birthday; Diane and Jackie shop for a gift for Pete; the lobsters resist becoming dinner.
Kate, Pete, Jackie and Diane try to piece together the events of Christmas Eve when they wake up, hung over, with the house in a disastrous state.
During a field trip, Kate tries to set Diane up with another parent; Bert tries to get on his teacher's good side.
Diane tries to take charge when Harrison household is infected with lice, but Kate feels bulldozed; Bert and Warren fight over a teddy bear.
Jackie crashes Pete and Kate's party and hooks up with one of Pete's co-workers (Nat Faxon); Diane and Meg have a confrontation.
The costume Jackie made for Bert doesn't work out.
Pete and Kate try to carve out some alone time at Diane's school fundraiser; the kids help Jackie with her online dating profile.
Meg creates conflict when she stays with Kate and Pete after a break-up.
Hillary promises to help Bert get on his teacher's good side.
Kate, Diane, Jackie and Pete are having a rough time this Christmas morning.
Jackie gets upset when she realizes the tooth Pete gave her doesn't belong to Bert.
Warren and Bert plead their cases for custody of Beary White in front of Judge Pete.
The Harrisons try to piece together the events of Christmas eve.
Kate teaches Warren the basics of texting with a girl from school.
Kate's mom, Cricket, surprises Kate and Pete at their rehearsal dinner by hiring some special servers who do a little more than set the table.
Bert shows off his moves at his birthday party.
Pete is speechless when he meets Kate's kooky mom Cricket (guest star Megan Mullally) for the first time. From the Trophy Wife episode "The Wedding - Part One."
After binge-watching the first two seasons of "Scandal", Diane does her best Olivia Pope impression to help Kate get out of a jam with the PTA.
Warren has everything he needs for the big Semi-Formal Dance on Saturday, except a date. Bert gives him a great idea about how to get one.
Kate has no idea what she's doing.
Pete's trying to convince the DMV driving instructor his birthday is cursed when Kate pulls up in a shiny, red Ferrari.
Pete questions the trick-or-treater he suspects egged the house and mooned him last year.
Jackie's date with Steve is a rye-ot.
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