Chester tries to commit suicide, Jodie moves in with Carol, Mary suspects Burt of having an affair, Mother Flotsky puts a curse on Tim and Corinne, Jessica is sentenced to 50 years for killing Peter, and Chester confesses that he's the real murderer and meets Dutch, his new cellmate.
Chester and Dutch escape from prison, Carol tells Jodie that she is pregnant, and the Tates all disappear into the basement.
Chester and Dutch are discovered hiding in the basement, Chuck attempts to go on a date without Bob, and Eunice and Dutch begin to really like each other.
Jessica gives Corinne marriage advice, Mary tells Burt she wants to go back to school, Dutch takes off and Chester has a seizure.
Jodie proposes to Carol, Mother Flotsky drops dead, Sally the secretary attempts to seduce Danny and Burt, and Chester needs brain surgery.
Tim decides he's cursed, Dutch visits Eunice, and Chester survives the operation but loses his memory.
The Tates visit Chester in the hospital, Carol tells her father about her impending wedding to Jodie, and Sally is still trying to seduce Burt.
Chester comes home ... sort of. Dutch and Eunice decide to run away together, Corinne tells Jessica she's pregnant, and a drunken Burt finally spends the night with Sally.
Burt awakens next to Sally, Chester thinks he's Marlene Dietrich, Tim's first and last day at work goes badly, and Carol has a bridal shower.
Dutch and Eunice say goodbye to Jessica and Chester, Burt tries to end his relationship with Sally, Chester disappears, and Elaine is kidnapped.
Detective George Donohue tries to find Chester, Corinne's pregnancy is further along than can be explained, and Burt and Danny Negotiate with Elaine's kidnappers.
Danny is allowed to talk to Elaine, Donohue tells Jessica that he loves her and Carol leaves Jodie standing at the altar.
Burt and Danny practice the ransom drop, Elaine is shot and killed while escaping, Chuck and Bob have a new mind-reading act, and Jessica tells Donohue that she loves him, too.
Burt tells Sally to find a new job, the Tates visit Dutch and Eunice, Danny goes after Elaine's killers, and Chester regains his memory only to lose it again.
Sally tells Mary that Burt is having an affair with her and an 18-year-old girl, Carol tells Jodie he's unfit to be a father, and Chester almost remembers his name.
Burt, Danny, Jodie, Chuck, and Bob drown their sorrows during a night on the town. Tim announces he's moving to a cave in hopes of making peace with God. The police catch up with Dutch. Jodie meets Alice, a suicidal lesbian, on the Tri-borough Bridge. Mary moves in with Jessica. Corinne goes into labor.
Corinne gives birth to a beautiful, healthy baby boy. Mary angrily confronts Burt with his alleged infidelities. Jodie and Alice get off to a rocky start as roommates. Jessica enjoys an evening of dinner and romance at Detective Donohue's apartment. Meanwhile, Chester regains his memory and heads for Dunn's River.
Burt learns that Inga Swenson is behind Sally's treachery. Danny meets Alice, his first lesbian. Jessica decides to have an affair with Detective Donohue, who proposes to her. Then, Chester returns home.
Jessica tells Chester about her affair with Donohue. Billy runs into a former classmate who has joined a religious cult. Eunice visits Dutch in prison. Danny and Jodie engineer a reconciliation between Burt and Mary. Something strange is going on in the Tate nursery.
Jessica tells Chester and Donohue that she's torn between them. Jodie brings Alice home to meet the Campbells. Corinne tracks down Tim in his cave to tell him his son is possessed by the devil. Danny gets a lead on Elaine's killers. Burt tags along with Danny and spots a UFO.
No one believes Burt saw a UFO. Benson visits Billy at the Sunnies'. Jessica apologizes to Donohue for taking so long to decide between him and Chester. Jodie and Alice go on a ""date."" Tim returns home to take on the Devil.
Jessica leads the family in the exorcism on Corrine's baby. Jodie and Alice grow closer. Danny finds himself in danger. Billy is taken hostage by the Sunnies. Jessica decides between Chester and Donohue. Burt disappears in the light.