Kat makes plans to study abroad in Nepal. Elsewhere, Bianca laments Joey's absence while she struggles to comes to terms with her father dating Mrs. Tharpe; and Cameron expresses his love for Dawn in a poem.
Bianca hosts a dinner party for her friends. Meanwhile, Kat and Patrick decide whether to take their relationship to the next level; Michael announces that he's gay; Walter asks out Mrs. Tharpe; and Joey gets a callback for a reality show.
Patrick implies his relationship with Kat is nonexclusive, so Kat goes on a date with Blank. Meanwhile, Bianca regrets inviting Cameron and Dawn to go on a double date with her and Joey; and Walter takes a liking to the school counselor.
Kat recruits Cameron to help her snoop on Patrick, who's been behaving strangely. Elsewhere, Joey sets his sights on being cast in a reality show for aspiring male models, but Bianca worries his dreams are leading him to develop an eating disorder.
Chastity steals Bianca's song at the school talent show, but then she may have to drop out of the competition because of technical difficulties. Meanwhile, Kat participates in Cameron's magic act in an attempt to impress her father. Josie Loren and Cassie Scerbo from "Make It or Break It" make cameo appearances.
Kat wants the school to stop serving meat at lunch, and a new British student supports her efforts. Elsewhere, Bianca plays matchmaker for Cameron to try to get back in his good graces; and Walter tries online dating.
Patrick has dinner at the Stratfords', and he doesn't act like himself. Elsewhere, Chastity and her clique ignore Bianca after they learn she's been seeing Joey; and Cameron is voted "Mr. Dependable" at school.
Kat gets help from Chastity in staging a protest against the school's new policies on uniforms and bag searches. Elsewhere, Bianca jeopardizes her just-acquired cheerleader status by sneaking around with Joey.
When their dad goes out of town, Bianca and Kat throw a party that includes karaoke, recycling bins and designated-driver wristbands. Among their guests: Chastity and Joey, who are at odds, and Patrick, who makes a surprise appearance.
Bianca asks Patrick to take Kat to a school dance so that she can attend the function with Beau, the captain of the soccer team. Meanwhile, Cameron gets protective and plans to keep an eye on Bianca at the dance.
Padua High gets crowded when local residents head there during a brush-fire evacuation. In the midst of the chaos, Bianca tries to attend to Chastity's demands and Patrick and Kat spend time together on the school's roof.
Kat takes a shop class so she can transform her car into a biodiesel vehicle---and show up the guys in the class. Elsewhere, Bianca makes a deal that involves helping Joey raise his chemistry grade so she can graduate from mascot to cheerleader.
Bianca starts a rumor that she's dating an older guy, and it quickly gets out of hand when she's spotted with a teacher. Meanwhile, after Kat accidentally injures Patrick while they're in detention, she uncovers something that changes her opinion of him.
In the series opener of this comedy, two very different sisters---feminist Kat (Lindsey Shaw) and social climber Bianca (Meaghan Martin)---enter a new high school and deal with their overprotective dad (Larry Miller) back at home. The series is based on the 1999 film of the same name.