The kids try to get a date to the Valentines Day school dance with their crushes.

Dil is convinced that aliens are coming. Meanwhile, Angelica tries to be a nicer person to get Sean’s attention.

Lil doesn’t want to act like twins anymore, she would rather do things on her own without Phil. Soon after, Dil recruits himself as Phil’s new twin. However, Lil’s new…

A talent scout feels that Susie has what it takes to be a singer. Her parents, however, object to her concert because they are worried that it will affect her…

A former student of Winslow High dies in Iraq while serving the U.S. Army. Principal Harper receives a letter from the deceased student which brings back old memories back to…

Ronnie catches a male teacher hugging a female student; Hanson worries that he may be a control freak following an incident in his Drivers’ Education class; several students are caught…

An investment banker, convicted of securities fraud, avoids jail time by agreeing to community service: teaching math at Winslow High. A sexy and eccentric woman smashes into Guber’s car and…

A student discovers Harper and Marilyn have been secretly dating and threatens to go to the school board; Hanson and Claire try to assist a student who is having trouble…

Charlie Bixby (Dennis Miller) takes an unconventional approach when volunteering at a teen hotline; Marla decides to try in vitro fertilization and asks Harper to be the donor; Carmen reveals…

Harper decides to call the FBI when he learns that a student has been accessing a terrorist recruitment web site from the school library; Ronnie learns that one of her…

Guber contends with a student who thinks he is Jesus and is using school funds to feed the homeless; Marla mistakenly books R.E.M. for a school fund-raiser.

Guber discovers the high-school drum line’s freshman hazing involves physical abuse; a student-produced TV documentary about Ronnie worries her; a father is sentenced to being handcuffed to his son for…

An overachieving student sues the school when she has to share presidency of the honor society with a black student in a wheelchair; Marlo begins her in-vitro process.

Views on affirmative action divide the students; the teachers hope to quell the resulting tensions by debating the subject in front of the student body.

Henry gives bad advice to a brainiac student who wants to become an artist; Marla has a miscarriage; Rainy is thrown out of her foster home.

Ronnie witnesses an attempted rape, then receives a shock when she presses for legal action on behalf of the victim (guest star Amanda Fuller); Hanson tries to prevent a student…

After a cheerleader is attacked, blame falls on another student’s mother (Sean Young); Carmen goes head to head with a “”bad boy”” student (Milo Ventigmilia); Hansen copes with a student…

A female student files a serious sexual-harassment charge against Danny; a classroom debate over the U.S. involvement in Iraq turns violent; the tension between Harper and Guber over Marylin reaches…

An enraged student slaps Marla’s face in front of the class, and Marla slaps her back; Hanson discovers Allison behaves like a bully at school; Carmen asks Harper to remove…

A teen’s pregnancy sensitizes Guber; a gang slaying deeply affects Kimberly and her prize student; romantic liaisons have differing impacts on Ronnie and Hanson.

Harper has concerns about Brooke’s infatuation with the star basketball player; Flynn is attracted to a student’s mother; a boy enters an online auction to buy a night with a…

A star basketball player is on the verge of losing his eligibility to play; Becky tells Flynn her mother is having an affair.

Guber’s speech team star has an issue, Russell decides on a college, while mixed signals rattle Colin as his affair comes to a close.

Kimberly is stalked by one of her students; Lipschultz celebrates Valentine’s Day with Guber’s mother.

A shy student with a powerful voice belts out a song; Hanson tries to help a 12-year-old genius who has no friends.

Marla berates Aisha and the other performers in the school musical; the incumbent mayor grills Harper about low test scores; students land a juicy story about a teacher for their…

Hanson’s troubled sister drops off her 4-year-old daughter for him to watch; Marylin urges Aisha to stand up to her boyfriend; Ronnie and Marla vie for the position of assistant…

Tensions surface over Ronnie’s new post; Aisha’s participation in the school musical and her relationship with J.T.; Harvey’s required recertification; and Danny’s care for his niece.

Courtroom drama energizes Ronnie, who’s defending two teens in a murder arraignment; high test scores by poor students prompt Guber’s undercover investigation.

Sudden fame heartens Ronnie, credited for high exam scores posted at Winslow, yet she’s also facing a romantic crisis with Zach; a student-council election tests a shy, awkward teen.

Aisha’s ailing father leaves a song manuscript in her possession, and she writes lyrics for the melody.

Hanson asks Claire to marry him; a student uses rap music to critique Shakespeare; a producer pushes Aisha to sign a record deal; Lifehouse performs at Doyle’s Bar.

A student writes a letter to Whitney Houston asking her to attend the prom with him; Harper tries to prevent teachers from being fired for budgetary reasons; Danny asks Claire’s…

Young teachers join the faculty; students plan a walkout because of the administration’s apparent lack of concern for student issues.

Harsh echoes resound from the student riot; the Danny-Marla confrontations lead to racist allegations against her; a drug deal entraps one of Guber’s prized pupils.

Misconduct charges target Guber, who’s up against a new superintendent; race issues fester between Marla and Danny; reckless student driving sparks reproach.

A sex scandal among teens rocks Winslow and prompts a mock trial of the accused instigator, a clean-cut senior who’s defended, prosecuted and judged by his peers.

Senate’s erratic behavior rattles Ronnie and prompts a telling showdown with Harper; pupil misconduct provokes a new teacher, whose youth belies grit.

Harper’s meeting with a parent becomes heated; a new teacher stirs things up in the classroom; the teachers must evaluate one another.

A jailed Harper faces a manslaughter charge in the death of a student’s father; a rebellious teen receives unsolicited help from Hanson, who uncovers the youth’s dark secret.