Denise returns from Africa, with a new husband and stepdaughter in tow. Joseph C. Phillips and Raven-Symoné join the cast as Martin and Olivia Kendall. Last appearance of Peter Costa as Peter.

After recreating one of Cliff's stories, Theo and his roommates are kicked out of their apartment. First appearance of Keith Diamond as Danny. Guest appearance by Anthony Quinn.

Vanessa and her friends get drunk playing a drinking game. Pam Potillo as Janet. Elizabeth Narvaez as Kara.

Guest appearance by Bill Cosby's real-life daughter Ensa Cosby, upon whom the character Vanessa is loosely based.

Denise forgets to respond to a letter from the Navy and confirm that she and Martin want housing on the naval base in Rhode Island.

Theo is diagnosed with dyslexia, a learning disability which contributed to the academic problems he has had over the years. Michelle Thomas as Justine.

Denise and Olivia babysit Winnie and Nelson (Sondra and Elvin's twins).

Rudy and one of her classmates have a crush on each other, but peer pressure could ruin things. Guest appearance by Elaine Stritch.

Cliff dreams that men worldwide have become pregnant -- including his son Theo, his sons-in-law Elvin and Martin, and himself. Voice-over by NBC News correspondent John Palmer.

Denise invites Martin's ex-wife Paula for Thanksgiving dinner. Clair continues to send Cliff to the store for last-minute groceries, despite the fact that it is a cold and rainy Thanksgiving Day. Victoria Rowell as Paula.

Martin's parents (Olivia's grandparents) come for a visit. Actor Moses Gunn and jazz singer Nancy Wilson guest star as Martin's parents.

Cliff is in charge while Clair and Denise are out of town. Guest: Elaine Stritch as Mrs. McGee

As Christmas approaches, Cliff and Martin get to know each other better. Denise and Martin recreate their wedding ceremony, which allows Cliff to give his daughter away.

Elvin takes two female college friends to dinner to reminisce and Sondra becomes very upset.

Guest appearance by The Muppets (Performed by Jerry Nelson, Dave Goelz, Richard Hunt, and Kevin Clash.) Voice-over by Wallace Shawn.

Denise causes trouble while trying to help Vanessa get a date.

Olivia's 4th birthday.

Theo thinks about proposing to Justine. Kenny, who was "born to sing the blues," gets the chance to sing with a legendary blues singer/guitarist. Deon Richmond as Kenny. Michelle Thomas as Justine. Guest appearance by B.B. King

Rudy steals money from Clair to buy a sweatshirt (Rudy and her friend Kim do the Electric Slide). Deon Richmond as Kenny.

Rudy is forced to take tap dancing lessons for a school project. Cliff is presented with a "challenge" he cannot resist. Guest appearances by Howard "Sandman" Sims and Elaine Stritch.

Cliff, Elvin and Martin secretly compete to determine who is the most romantic husband in the Huxtable family.

Cliff and Clair discover that Theo has moved in with Justine. Last Appearance Of Michelle Thomas as Justine. Victoria Rowell as Paula.

Clair is burned out from work and family pressures and hurries off to the woods.

Vanessa and her friends sneak out of town to attend a concert in Baltimore, but encounter huge problems along the way. Afterwards, she must face the wrath of Cliff and an infuriated Clair.

The Huxtables' nerdy neighbor (Wallace Shawn) reinvents himself after a divorce.

Denise wants to become a teacher . . . without finishing college. Guest appearance by Max Roach.

"Gram Tee", Cliff's 98 year old great aunt, comes to visit the family.

Denise takes classes locally at Medgar Evers College, while Vanessa enrolls at Lincoln University in Pennsylvania. Rudy starts sixth grade. Olivia starts preschool.

Cliff tries to win a classic jazz record at an auction, while filling in for Denise as volunteer parent at Olivia's preschool. Sullivan Walker as Dr. James Harmon.

The Huxtable family erupts in a battle of the sexes after Theo suggests having a stripper at Martin's post-wedding bachelor party.

Clair's teenage second cousin moves in with the family.

After Vanessa gets into a minor car accident and tries to cover it up, Cliff and Clair complain about the various small disasters the children have caused them, and the children fight back by complaining about ways Cliff and Clair have embarrassed them.

Rudy and Kenny do a video project.

Under pressure from her boyfriend to become sexually active, Pam considers using birth control.

Rudy gets her first period. Clair plans "Women's day" where she goes out alone with Rudy and answers any questions she has, but Rudy refuses to talk. Keith Diamond as Danny.

Seeking privacy, Denise and Martin decide to look for their own apartment.

The husband of one of Cliff's patients worries that he will be a poor father because he has no athletic ability. After Pam breaks up with Slide, she and the class brain are attracted to each other.

Clair enters menopause. She takes the news fine, but the kids treat her as if she's losing her mind.

Elvin and Sondra help friends move during a football game.

Theo will make the dean's list if he gets an A on his final, but a beautiful exchange student planning to leave the next day for Barbados distracts him. Vanessa A. Williams appears (now portraying Cheryl).

Pam's grades have improved, but she worries that she will not be able to afford college.

Cliff's patient and her husband are convinced that they are prepared for every scenario ... and then labor begins.

Rudy begs Martin to let her babysit Olivia. Cliff and Dr. Harmon enter a pinochle tournament as partners ... and so do their wives.

To celebrate his 27th wedding anniversary with Clair, Cliff recreates the Callaloo Pot, a Caribbean restaurant where the couple dined on their honeymoon.

An old friend of Clair visits, along with her husband. Rudy prepares for her first date.

Theo's friend Denny thinks his girlfriend is cheating on him.

When Olivia comes down with a cold, everyone (except Cliff) has a different home remedy to offer as a cure. Russell and Anna celebrate another wedding anniversary. Cliff, Rudy and Olivia perform Koko Taylor's "I'm A Woman".

Rudy has a nightmare about Olivia always getting her way.

Cliff goes bowling with his friends.

Clair tries to prevent Cliff from buying a new appliance from his friend Jake.

Theo, who is majoring in pediatric psychology, begins an internship as a junior counselor at the community center; he soon suspects that one of the children there is dyslexic.

Theo continues his attempts to help Stanley and the other children at the community center.

18 year old Vanessa reveals that she is engaged to a 29 year old Head Caretaker of her University ... and has been for six months.

Cliff announces plans to add a new room to the house for Clair ... and only Clair. Sondra and Elvin are on the verge of purchasing their first house.

During his first parent-counselor meeting, Theo and a single mother discover mutual attraction. Rudy meets Stanley and the two are immediately smitten with each other, much to the chagrin of a jealous Kenny.

Pam begins to realize that, because of her below average grades earlier in high school, she will not be able to attend the same college as her best friend.

Anxious to see a famous rapper, Rudy and her friends lie to their parents in order to get into a club for 16 year olds and up. Cliff and Clair secretly send Pam, Lance and Charmaine to keep an eye on them.

Winnie and Nelson drive Cliff and Clair crazy around the house while Elvin and Sondra wait to move into their new house.

Vanessa's grandparents Russell Huxtable and Carrie Hanks are desperate to meet her fiancé Dabnis, who bonds with Cliff over a plumbing job.

Cliff chaperones Olivia's field trip to the museum; Theo falls victim to a scammer while ordering T-shirts for the community center.

Cliff teaches a class "for men only" at the community center.

Olivia tries to delay Martin's return to Asia.

Vanessa and Dabnis have relationship problems, as do Rudy and Stanley.

As Christmas approaches, Clair gets a wonderful present: the completion of her special room.

Theo is accepted to graduate school at NYU, but faces a tough decision when he is unexpectedly offered a chance to interview for a corporate job in San Francisco.

Pam, Lance, Charmaine, and a group of senior citizens protest a grocery chain that gives preferential treatment to customers in wealthier neighborhoods.

Kenny pretends that he is dating another girl, in order to make Rudy jealous and force Stanley out of the picture.

Rudy and her friends want to go on the subway.

Sondra, Elvin, and the twins finally move into their own house in New Jersey.

Vanessa and Dabnis announce that they have broken their engagement ... and would-be father-in-law Cliff is devastated.

Theo decides to turn down the corporate job in San Francisco and attend graduate school in New York. One of the students at the community center finds $600.

Clair and her college friends plan a retirement party for one of their former professors from Hillman. Vanessa brings home a Senegalese exchange student.

Cliff and Clair see Rudy changing. While preparing their wills, Sondra and Elvin try to determine who should be the twins' legal guardian if the couple should both die. Charmaine and Lance prepare to visit Hillman College.

Cliff and Clair go to a local radio station for a live salsa performance. Kenny babysits Olivia.

Kenny turns to Rudy and Cliff for help after lying to his girlfriend about plans for her birthday party. Cliff and Clair work on their income tax return.

Theo prepares to graduate from New York University. An elated Cliff continues to invite additional people to the ceremony, despite the fact that Theo only has a limited number of tickets.

As Theo graduates from NYU, Cliff remembers how a 14 year old Theo received D's in 9th grade and had no desire to attend college at all. Denise telephones and reveals that she is pregnant. Olivia leaves to join Denise and Martin in Singapore.