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.

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

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

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

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.