Kerry, Paul's second daughter, is suspended from school for ditching school.
Paul gets angry at Bridget for spending too much money on fashion, and tells her to find a job to learn more about money responsibility. Bridget receives a 40% discount off merchandise for being an employee of the store. Meanwhile, Cate goes on a dinner date with principal Gibb.
The situation gets more complicated as Donny decides to leave the Naval Academy for Bridget and dash his future hopes and dreams of being in the Navy. doesn't wan't to share the room with Jim anymore, so Jim agrees to move to the "scary" attic if C. But Bridget is about to flunk maths which would mean she won't get to play when the scout arrives... Bridget has injured her leg in a bathroom accident, but tells everyone that Kerry pushed her down the stairs. But Bruno is already in the house and Kerry has offered the attic for him to sleep in while he's passing by during backpacking around America! Rory gets asked to the prom by a girl with somewhat questionable reputation - a fact with which Cate is not at ease with at all. Rory has a crush on the new exchange student and wants to go shopping for new clothes.
His wife, Cate, now a single mother, is still with a full time job at the hospital and still tries to raise her three kids: Bridget, Kerry, and Rory.
Luckily for Cate, her father Jim and her crazy nephew C. have decided to stay at her home and help her raise her children.
8 Simple Rules starred John Ritter as Paul Hennessy, Katey Sagal as Cate Hennessy, Kaley Cuoco as Bridget Hennessy, Amy Davidson as Kerry Hennessy, Martin Spanjers as Rory Hennessy, James Garner as Jim Egan, and David Spade as C. Barnes.8 Simple Rules enjoyed three successful seasons on the ABC network, but was abruptly canceled after the end of the third season due to dwindling ratings.
The series has been caught in syndication and the first and second seasons have been released on DVD.
In memory of John Ritter(1948-2003): You will be missed. more less Cate doesn't want to tell the family that she is dating Principal Gibb, and she finds it even harder when she's confronted at every angle at school..though it is Ditch Day and hardly anyone else shows up!
In the Pilot episode, Cate decides to return back to work while Paul tends with the family.
Kyle tries to get Bridget back and has his brother's apartment for the weekend. just before grandpa returns home early with the kids. While Bridget plots to do the ultimate prank, Kate is plotting how to keep her relationship with Principal Gibb under wraps so she won't worry her kids.
Paul, frustrated by the whole thing, dozes off and dream Kyle is Jack Tripper, his daughters are Janet and Chrissy, He and Cate are the Ropers with Rory is Larry from Three's Company. Kerry is anti-ditch day, and tries to make ditch day a normal day of learning, to what turns out to be a complete bust.
8 Simple Rules (formerly titled 8 Simple Rules for Dating My Teenage Daughter) is based on the best-selling book series of the same name.