Students at Upper Redwood High share in the sensational experience of hosting and collaborating together on a school radio show called Radio Active.
The gang will lose their radio privileges unless Kevin can pass an oral science test. To help him succeed, Morgan craftily broadcasts the answers to Kevin during her radio show.
When Kevin is coerced into competing against Morgan for the right to represent the school on a television quiz show, Kevin attempts to tip the balance in his favor.
The popularity of Morgan's new radio show requires a constant infusion of gossip, pushing Morgan to broadcast a secret Tanya had entrusted to her, causing Tanya much humiliation.
Kevin convinces Mr. Noseworthy and Ms. Atoll to exchange jobs, believing a softy like Mr. Noseworthy would be a much easier English teacher.
After a Kenny G CD is destroyed, Ms. Atoll appoints Morgan to investigate. When the culprit is revealed, Ms. Atoll is not prepared to learn who was behind the incident.
Ethan becomes manager of a band featuring Tanya and George. Even though they are terrible musicians, Ethan gets them plenty of air play by bribing Kevin.
The gang compete against one another to earn a broadcasting job at a new radio station in town. Ethan wins, but not for the reason he believes.
Ethan's report on the Great Hypnoto gets out of hand when he accidentally hypnotizes everyone in the school, except Mr. Noseworthy.
Kevin makes a bet that he can get Morgan to fall for him. Little does he realize, but Morgan soon learns of the bet and decides to teach Kevin a little lesson about respect.
When Morgan threatens to leave Radio Active, everyone bends over backwards to convince her to stay. Morgan likes the new attention and decides to use it to her advantage.
When Tanya correctly guesses the weather, Morgan becomes convinced that Tanya possesses physic abilities. Soon, everyone wants Tanya to see into their future.
Kevin has a hot date, but he also has a radio show to host. With Ethan's help, Kevin devises a way to keep his date while making sure his radio spot is taken care of.
A free concert ticket arrives at the school and everyone, including Mr. Noseworthy, wants it. The problem is, Ms. Atoll wants to send the ticket back to the promoter.
Ethan and George each accidentally get black eyes under circumstances that not only convince Tanya that she is responsible but impress upon her that she is a danger to society.
To make some easy money, Kevin and Ethan plan to sell cassettes of their new Jerry Springer-type radio show, but their plan fizzles when their show flops, so they flip the script.
Ms. Atoll insists that the Radio Active group put on a live radio play. Throughout the preparation process, nobody can agree on anything.
When Ethan mistakenly believes he has inherited a fortune, he buys his friends expensive gifts, but they come with a price.
Mr. Noseworthy is dismayed at the students' lack of commitment to a higher cause. When one of his favorite books is banned by the school board, he encourages them to act.
Kevin attempts to get a date with a girl who attends the exclusive Upper Upper Redwood High. There are only two problems with his plan.
Morgan feels that the good things in life are passing her by because she is trapped in school, so she decides to drop out. She soon discovers the stark realities of her choice.
When Ms. Atoll suddenly seems to know what is going to happen before it does, the Radio Active group suspects a spy in their midst. Their number one suspect is Ethan.
Kevin convinces George to write poetry for him that he can use to get a date. Soon, Kevin is hailed as a budding new poet, having taken all the credit for writing the poems.
To cheer up Morgan, George sends letters pretending to be a secret admirer of hers. Not wanting Tanya to feel left out, George decides to send her a letter too.
Sarah discovers that Ms. Atoll never graduated high school and uses the information to blackmail Ms. Atoll into letting her join Radio Active.
When Tanya takes over teaching Ms. Atoll's English class for a week, the Radio Active team cannot believe their luck and decide to take advantage of the situation.
Kevin discovers that a special someone will not date him because he is always in detention. Ethan believes his dating prospects might improve if he were not such a goody-goody.
