Wilma steps in to help CB move on from Lainey with help from Coach Mellor, while Lainey learns she has unresolved issues from her past when mentoring a student.

The hit film has love on everyone's brain, and Lainey has a realization about CB. Meanwhile, Principal Glascott uses the season's bad football team to teach Coach Mellor how to be both a good winner and a good loser.

Lainey encourages Glascott to trust his niece and let her get her driver’s license, only to find Felicia isn’t trustworthy. CB and the student “Star Wars” club bring Mellor along to the premiere of “The Phantom Menace,” but Mellor’s thoughts on the movie cause the club to dissolve.

After watching the classic film "Rudy" in C.B.'s class, a student wants to play football. Principal Glascott suggests Lainey find a girlfriend to give her advice on life, so she tries to befriend Wilma.

Principal Glascott and Lainey struggle to agree on what is an appropriate dress code, while Coach Mellor struggles with his relationship with Julie as she does not enjoy sports like he does.

Wilma encourages Ronnie to pursue his dreams of being in a boy band but goes too far when a music video gets out for all of William Penn to see. Meanwhile, the school hires Aunt Julie as the new school nurse which quickly affects her relationship with Coach Mellor.

When CB finally gets the courage to tell Lainey that he has feelings for her, Dr. Barry Goldberg returns, derailing his big romantic reveal. Meanwhile, Glascott discovers that he can’t make every teacher like one another after his plan with the school’s staff goes awry.

Learning he’s not into baseball cards, Coach Mellor encourages Toby to be competitive in CB’s Pokemon Club and becomes an overbearing sports-type father. Meanwhile, Lainey supplements her salary as a teacher by working at the local video store and learns an important lesson.

After initially trying to sabotage him, CB works with Barry and the JTP to help him win back Lainey’s heart. Meanwhile, Glascott faces removal as principal after a prank damages William Penn Academy.

Coach Mellor deals with jealousy issues after learning Julie is friends with a handsome doctor. Meanwhile, Glascott appoints CB to be substitute principal after his surgery, but needs Lainey to solve a problem with the mean girls of William Penn that he can't.

Hoping to gain respect among her colleagues at school, Lainey comes up with a misguided plan to give an awkward and insecure student a full makeover. Meanwhile, Principal Glascott and Coach Mellor take friendly competition to a new level when they are both romantically interested in the math teacher.

After two students show up to school dressed in backward clothes, a la Kris Kross, Lainey tries to get kids to conform to social norms to protect them from ridicule while CB encourages them to embrace their uniqueness. Meanwhile, Principal Glascott struggles to say no to his teachers and disappointing his friends, so he enlists the help of Mellor to lay down the law.

Lainey is asked to direct another school musical, but she is unsure whether she can top herself after the success of last year's production; Coach Mellor's athletic records may soon be broken, so he must find a way to keep his name in the spotlight.

Cool parent Greg distracts CB from being a good teacher to help his son Weasel receive extra credit, while former Principal Ball is upset at Principal Glascott when he approves the use of Ball's parking spot as a community garden.

Lainey and Glascott encounter an overbearing parent and enlist the help of Beverly Goldberg. Mellor realizes he might want to start a family and be a father after CB shows him how to care for confiscated Tamagotchis.

CB chaperones an overnight ski trip and hopes to get in some quality time with Lainey.

When Lainey starts to teach the easy A course for jocks, Coach Mellor challenges her to expect more from his athletes. After CB points out Felicia needs to beef up her resume for college, Glascott bribes his niece to run for class president.

Coach Mellor is cracking down on cheating, which leads him to take on the failing mathletes for the upcoming Math Olympiad. Meanwhile, Lainey helps CB deal with a challenging student.

Lainey has a difficult choice regarding her relationship with Barry and her friendship with CB. Meanwhile, Coach Mellor is put in a tough parenting position when Toby is invited to prom as a freshman by a senior.

After Mellor tells Lainey that sports are king at William Penn, she sets out to put on the Broadway hit musical “Rent” to show Mellor the arts are just as important as athletics. Meanwhile, Glascott and CB struggle to modernize the school’s outdated boy’s health education program.