Will and Carlton begin their first year of college by moving into their own apartment, while Philip and Vivian enjoy their newborn son. Hilary learns that Trevor plans to propose marriage to her during an elaborate stunt on his TV news show.

Will and Carlton begin their first year of college by moving into their own apartment, while Philip and Vivian enjoy their newborn son. Hilary learns that Trevor plans to propose marriage to her during an elaborate stunt on his TV news show.

Ben Vereen plays Will's long-lost father, who breezes into town and promises Will the moon, which angers an unforgiving Philip.

A stranger makes a generous offer for the Banks estate, which prompts the family to reminisce about their good times there.

Will returns to the City of Brotherly Love and discovers he's the butt of old friends' jokes, prompting him to go into training to settle an old score and clear his reputation as a chicken.

War breaks out when the girl Will likes plants a big one on Carlton.

Will works so hard to impress Lisa's dad that he spends all his free time with his new best buddy.

Will gets roped into a weekend ski trip with Carlton that quickly turns to disaster when their party arrives; meanwhile, back home, Hilary prepares to leave the nest.

Thanks to relationship counseling, Will and Lisa hop to move on up to a new understanding in preparation for marriage. Meanwhile Hillary wants Geoffrey to work at her new home.

Dinner date. The Banks host a gorgeous girl from Philly who tries to lure Will away from Lisa.