Frankie becomes emotional as the Hecks send Axl off to college, Sue waits for an important call from school, and Brick gets a new cell phone.

Axl is fed up with his college roommate, Sue gets a job so that she can get a car, and Frankie and Mike get bad news about Brick from his middle school principal.

Sue holds a seance with her friends, the football team stops Axl from attending the Halloween party in his room, and the family tries to give Brick advice about girls.

Frankie rescues a lost dog and takes solace in the unconditional love she receives; Sue surprises her parents when she makes the volleyball team; Axl asks Brick for help with school.

Mike and Frankie agree to house-sit for Frankie's sister in hope of having a romantic, kid-free weekend; Axl, Darrin and Sean go on a road trip.

Principal Barker (Rachel Dratch) asks the parents to form carpools while the bus drivers are on strike; Axl becomes an astronomy expert so he can tutor an attractive student; Mike receives two tickets to a basketball game.

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.

Bill backs out of coaching the girls soccer team, Frankie tries to teach Brick better hygiene, and Cassidy's painting confuses Axl.

Frankie begs Rita Glossner to take down her noisy wind chimes; Axl and Hutch try to figure out a way to retrieve a couch they found on the side of the road; Brick tries to come up with a new pretzel snack idea; Sue announces she is back with Darrin.

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.

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.

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.

Valentine's Day aims its sights on the Heck kids when a nervous Brick finds out that his quirky girlfriend Cindy wants him to kiss her on the special day, Darrin asks Frankie and Mike to help out with an exciting scavenger hunt he's putting together for Sue, and Axl begins to question his girlfriend Devin's request that he not give her anything for what she considers to be a lame tradition.

Frankie accompanies Brick on a school field trip and attempts to help her socially inept son make friends with a couple of boys. Devin scolds Axl for being mean to his sister. Mike gets a sinking feeling that he may have bullied his brother Rusty a bit too much as kids.

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.

Nervous, Sue overwhelms Frankie and Mike with text messages as she waits for her roommate to arrive. Hutch and Axl deal with an ant infestation. A mysterious bodyguard protects Brick at school.

Frankie asks Reverend TimTom to find out why Mike is being distant; and Sue invites Brick to visit her at college, but she loses him after running into the handsome Abercrombie guy. Meanwhile, Axl and Hutch complain to the city about an ant infestation.

Each member of the Heck family finds themselves in situations reminiscent of "The Twilight Zone."

After Brick attends a Bar Mitzvah and questions when he'll officially become a man, Mike attempts to help him become more responsible in his quest to manhood. Meanwhile, Sue exudes a little too much enthusiasm as she tries to flirt and find herself a boyfriend, and Axl and Hutch find themselves a new home in the form of a Winnebago.

Mike is upset that Axl is considering quitting football and losing his scholarship, Frankie does not like Sue's new activist boyfriend, and Brick struggles with the responsibilities of being an online product reviewer.

Frankie's plans to have a peaceful backyard lanai are ruined by her new neighbors' loud children. Axl and Hutch begin a new food business on campus. Sue and Lexie make plans for next year after they win the dorm lottery.

Mike tries to help a devastated Sue get back into college after discovering she has been kicked out for not renewing her financial aid, and Frankie attempts to teach Brick how to swallow a pill when he gets sick.

Frankie wins a free maid service for a month and is excited for the break, but the Heck household might pose a bigger challenge than she expected. Mike and Rusty's dad, Big Mike, begins to have trouble taking care of himself.

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 gets Mike to go see the dentist about his toothache, and the two collude to convince her that there's nothing wrong with his teeth; Axl, Hutch and Kenny decide to sell the Winnebago; Brick works on writing a historical musical.

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.

Things don't go as smoothly as planned for the Hecks when Frankie helps Sue celebrate her 21st birthday by taking her to a bar close to the college, Mike begrudgingly accompanies Brick to a "Planet Nowhere" convention, and Axl and Hutch head to Ohio in the Winnebago to attend and make a toast at ex-college roomie Kenny's wedding.