Cliff misplaces a power drill he borrowed; the children plan a Halloween party.
Theo comes home late from a cross-country meet and the Huxtable 'family court' convenes to find out why.
Sondra and Elvin return from their honeymoon with surprising news for the Huxtables.
The Huxtables visit Hillman College to celebrate the retirement of the school's president.
Cliff treats Rudy and her friends to lunch at an expensive restaurant.
Cliff's longtime friend (Robert Culp) flies in from Chicago for a visit.
Theo offers to run the house when Cliff and Clair have the flu.
Sondra and Elvin announce their engagement; Theo plays practical jokes on the family.
Clair and the children surprise Cliff by planning a birthday celebration around a Lena Horne concert.
Denise worries about her soon-to-be-married pregnant friend, and throws her a bridal shower.
Denise anxiously awaits the arrival of her blind date; Vanessa's ex-boyfriend wants to win her back.
Cliff must bargain with a tough salesman when he goes to buy a new car.
Cliff's parents invite Rudy to spend the night at their house.
Elvin uses Cliff to demonstrate a wrestling move, and shares a secret with Theo.
Cliff and his father take charge of the household while Clair and her mother-in-law are visiting Denise at college.