Frankie's plan to have an idyllic family Thanksgiving backfires when Mr. Ehlert demands his staff work over the holiday. Brick goes missing in a corn maze.

Mike takes over the responsibility of organizing the Heck family Christmas while Frankie practices for a solo that she is singing at midnight mass. However, she gets jealous when Mike seems to be doing a better job than she ever did. Meanwhile, Frankie and Mike help Brick get over a problem so he can get into the Christmas spirit.

Frankie fears for her job when a motivational consultant comes to get the sale team into shape. While Frankie is putting in many extra hours, Mike has to deal with the children and their issues, including making the house more fun for Axl and his friends, giving advice to Sue's ex-boyfriend and helping Brick with a school project.

While shopping for baby diapers for Sue, who has run out of them on a baby-sitting job, Frankie is completely humiliated when a clerk assumes she's shopping for adult diapers. Meanwhile, after getting on Mike's case to get a physical exam because she thinks men tend to fall apart faster than women as they age, Frankie proceeds to throw out her back and hides it from Mike, who tells her he received a clean bill of health from the doctor; a clueless Sue falls for Axl's friend, Sean, who barely notices her existence; and Brick begins to test all of the age-old urban legends parents tell their kids - such as not to swallow a watermelon seed for fear one will grow in their belly - after discovering Frankie has used these white lies on him in the past.

As the Super Bowl approaches, Mike is thrilled when Brick takes his advice and studies up on football in order to understand and talk the sport. But Axl thinks his little brother is taking over his turf by being Mike's football buddy - a position Axl used to cherish. Meanwhile, Frankie thinks her professional career is looking up when Mr. Ehlert chooses her to accompany him to a managerial seminar, and ex-boyfriend Brad asks Sue to be his dance partner for the school's annual Square Dancing with the Stars.

As the Heck home begins to literally fall apart, Frankie and Mike consider leaving homeownership behind and moving the family to an apartment. Meanwhile, Axl tries to fake Frankie out by pretending that he's sick in order to get out of taking a school test - and must later convince her that he's well enough to attend a party that evening; Sue and her ex-sort-of-boyfriend, Brad, volunteer to prepare a school skit about showing the dangers of texting and drinking while driving; and Brick tries to offer a little bit of levity by spouting off Shakespearian quotes.

After realizing that no one keeps their New Year's resolutions, Frankie decides that they will be assigned anonymously to each family member, and an all-you-can-eat buffet feast will be the reward for those who can abide by their chosen resolution for a week. But chaos soon ensues when Frankie must spend more time with Brick, Mike needs to smile more, Axl has to keep his bedroom clean, Sue needs to stop trying out for things she'll never make, and Brick must stop reading all of the time.

Aunty Ginny's funeral is the catalyst for Frankie's vow to begin celebrating all of the family's major life achievements. Axl mistakenly eats Brick's school map project and Sue finds out that a boy on the wrestling team has a crush on her.

Frankie gets Brick to snitch on his siblings, but Mike disapproves of the tattling. Meanwhile, Sue threatens to get Axl in trouble if he doesn't obey her commands; and Mike reluctantly goes to Brick's school for Parent Day.

The Hecks are pleased to learn that Mike's brother, Rusty is getting married. However, the joy is short-lived, when they discover that the wedding is to be held at their house. Meanwhile, Brick cannot attend a party that same day, due to the nuptials.

After being fired from the car dealership and vowing not to take any job that comes her way, Frankie goes to tech school to get a real career; Axl begins his senior year of high school; sophomore Sue mentors a freshman.

A neighbor accuses Frankie of stealing her hose; Sue cancels a road trip to Cincinnati after seeing Mike's paycheck; Brick learns about the birds and the bees.

Frankie invites a couple of Marines to share Thanksgiving with her family; Axl gets good news; Sue tries to find the person who stole the chicken head from her uniform; Brick is mesmerized by a book.

Frankie tries to get Mike to spend time with a new neighbor who shares his interests; Sue demands a cheer-off between the Wrestlerettes and the cheerleaders.

Frankie and Mike worry that Axl may not get a sports scholarship; Sue's school science project involves smiling; Brick wants an iPad.

When Axl, Sue and Brick accidentally break the family room window, they decide to blame the Glossner children -- the bad seeds of the neighborhood; Frankie tries to land a prime dental rotation spot.

Frankie tells the kids what she wants for Mother's day so one of them can clue in Mike; after repeatedly failing the driving test, Sue feels resentful when her friends get their licenses; Axl receives stunning news from Cassidy.

While dressed in a lab coat for her dental assisting job, Frankie is mistaken for a doctor and receives special treatment; Axl talks Sue into ditching school for the day; Mike and Axl's fishing trip goes awry.

Mike tries to help after Frankie doesn't get a response to her texts to Axl, Sue gets an unexpected visit from Darrin, and Brick and his fellow classmates are afraid to use the school bathroom.

During the Orson Centennial parade, Mike and Frankie volunteer to drive a float, Sue tries to make Darrin jealous, Axl tries to make some money, and Brick is upset over his town slogan not being chosen.

Frankie and Mike start to worry when Brick begins developing irrational fears. Sue is conflicted about Derrick Glossner's behavior. Axl and Sean shut down Darrin's attempt to start a Boss Co spinoff.

Frankie tries to persuade Mike to attend a dinner honoring his dedicated service at the quarry; Sue forms a plan to build connections between students; Axl hopes to track down a girl who left a message on his phone.

Brick makes it hard for Mike to relax during the vacation he was forced to take; Frankie is furious when she learns that Axl was in town without letting her know; Sue tries extra hard to please her customers after receiving a bad review.

Frankie and Mike run into old acquaintances, Sue gets several dates to the prom, and Brick gets Axl's help for a book report.

Sue enters a contest to win a car; Mike and his brother bond on a road trip to Chicago for Brick's spelling bee; Frankie goes to Axl's dorm to help him find a missing desk.

Sue's senior year, the "Summer of Sue," begins with the premature removal of her braces. Meanwhile, Axl finally beats Mike in basketball and Brick tries to find the perfect backpack for school.

Mike and Frankie search for second jobs in order to send Sue to a good college, Sue and Brad produce a play for school, Brick finds some of his old "lost" toys, and Axl raids the house to furnish his new home.

Frankie decides to buy a new kitchen table online, Sue and Darrin hit a rough patch over a piece of jewelry, and Axl and Hutch create a "fratority" to help pay for house bills.

Brick invites a girl over to the house for Halloween, Sue tries to raise money for college with a pumpkin patch screening of "It's the Great Pumpkin, Charlie Brown," and Axl accidentally gets locked in the library.

Mike accompanies Sue on a college tour weekend. Frankie leaves Brick with babysitters and a school project while she goes to watch Axl play in his first college football game.

Frankie must work at Ehlert Motors for one day in order to collect her pay on an old paycheck, Mike offers Sue a part-time job at the quarry, and Mike’s dad attempts to persuade a lazy Axl to help replace the damaged kitchen sink.

Frankie realizes that she and the family forgot to celebrate Brick's 13th birthday.

Frankie is anxious to find out whether Sue got into college, while Sue tries to relax by making sachets. Elsewhere, Brick evicts Axl from his bedroom so he can work on his novel in quiet; and Mike denies that he was singing loudly in his car.

Sue gets furious with Axl for forgetting a sombrero he promised to bring her, and Frankie's attempt to resolve their quarrel only makes things worse. Elsewhere, Mike is astonished to discover that Brick was named Athlete of the Month at middle school.

A case of disrespect hits the Heck boys when Axl -- who is celebrating his milestone 21st birthday -- refuses to come home and help Mike move an old freezer, and Brick begins turning into a mini-Axl by dissing Frankie with a bad attitude. Meanwhile, Sue is torn over what to do when the manager of Chop Suey USA tries to woo her away from her job at Spudsy's.

Sue prepares for her graduation and worries the day won't go perfectly. Meanwhile, Brick gets the opportunity to skip a year in school and Axl grows concerned about Devin's fun summer pictures she posted on social media.

Mike surprises Frankie when he wants to be involved in his brother's crazy business scheme; Axl goes to extreme measures to prove he can handle Mike's new motorcycle; and Sue begins living in her car to avoid her horrible roommate.

Frankie clashes with a coworker at her Thanksgiving job, Sue offers to work to see a guy she likes, Axl has an embarrassing moment at the bar, and Mike and Brick are bored at home after a blackout.

Sue discovers that she's too poor to keep up with her new roommate's spending habits, Axl discovers that befriending the boss isn't what it's cracked up to be, and Brick could lose his only two friends when he becomes a director.

Frankie's excited to take care of Sue and Axl after they both have their wisdom teeth removed; and Brick lays down new house rules for his siblings while they're back home. Meanwhile, Mike learns the diaper business was Rusty's ex-wife's idea and becomes furious when he finds out she may be entitled to all their profits.

The Hecks decide to take a Spring Break vacation with the Donahues, but Frankie soon discovers that both families are going through their share of big problems.

In the seventh-season finale, Frankie's determined to ensure Brick can sing at his middle-school graduation after his performance is cut; and Sue feels conflicted after learning she needs to be at Dollywood on the same day as Brick's ceremony. Meanwhile, Axl starts a new job as a country-club counselor and gets mocked by a 10-year-old version of himself.

Frankie and Mike are excited to be introduced to the love of Axl's life, April and the family is surprised when she reveals an unusual personality trait. Sue decides to change her major while Brick begins high school and wants to change his image.

Frankie is upset that Axl refuses to answer her calls or texts after she unintentionally admits her true feelings about his girlfriend April. Brick forms a tick in the form of a phrase that causes him trouble; Brad surprises Sue.

Axl begins to panic when he realizes that he only has four months of college left before he graduates, and he hasn't sent out any job resumes - something he should have started when he was a junior. Meanwhile, Brad agrees to lead Sue's no-cut a cappella group as they enter a music competition, and Brick desperately asks for Frankie and Mike's advice when girlfriend Cindy tells him that he reads too much, and if he doesn't stop, she'll break up with him.

Frankie and Mike send Brick to Reverend TimTom's Wilderness Jesus Jam weekend camp to brush up on his religious knowledge in preparation for his confirmation, but Brick discovers his bunkmate is the boy who he was switched at birth with that was raised by his parents for the first month of his life.

Frankie, Mike and Brick begin to notice that their luck has changed dramatically for the better after the Prairie Scouts accidentally paint the Donahue's address on their curb; and after missing his final college test before he graduates, Axl pleads with his teacher to let him take it, otherwise he won't be able to graduate. Meanwhile, Sue confides to Brad that her sophomore year in college was kind of a letdown. But a chance to speak to students at her former high school about college life leads her to a realization about her status as a student while at Orson High. A talk with Brad leads into an impromptu musical number about Sue's many accomplishments over the years.

After Frankie gives neighbor Nancy Donahue an old scarf that is just sitting around gathering dust, Nancy returns the favor by baking her a delicious apple pie. Believing she’s stumbled upon a way to get free and tasty meals, Frankie makes it her mission to find miscellaneous items around the house to give to her in exchange for some culinary delights. Meanwhile, Sue and Lexie prepare to move back into their college apartment but find that it’s been sublet to a man who refuses to leave; and Axl’s new job as the school bus driver gives him a chance to see how Brick’s high school sophomore year is treating him, and he discovers that Mike has refused to speak to Brick’s class on Career Exploration Day.

Frankie's mom stays with her after becoming ill; Sue suggests to Sean that they should set each other up on dates; Axl and Brick ponder what Mike actually does at the quarry.

When Axl visits Hutch, he discovers his friend has turned into a responsible adult; Sue is unable to sleep after watching a horror movie by herself; Brick enlists Frankie and Mike's help to help convince a girl to give him a chance.

Sue admits to Frankie that she kissed Sean Donahue at the Christmas party; Mike forces Axl and Brick to take a drive with him and Mike's dad.

Axl starts to bond more with Mike now that he has a real job; Frankie feels ignored; Brad pleads with Sue to introduce him to Aidan's handsome friend.

Dr. Fulton tells Frankie and Mike that Brick and Cindy have been making out all over the school. Mike tries to teach Brick proper dating etiquette; Sue attempts to give Sean the snow globe, and tell him how much she likes him; Frankie finds a box of unfinished thank you letters, she orders Axl to finish them, and mail them all out.

After nine hilarious and heartfelt seasons, a Heck leaves the nest as the family takes a road trip to Denver, where Axl will start his new job – and new life away from home.

The series concludes as the family escorts Axl to Colorado. Meanwhile the long affair of the snow globe and its relation to Sean and Sue's relationship comes to a head.