Will, a street-smart teenager, moves from the tough streets of West Philly to posh Bel-Air to live with his Uncle Philip, Aunt Vivian, his cousins — spoiled Hilary, preppy Carlton and young Ashley — and their sophisticated British butler, Geoffrey. Though Will’s antics and upbringing contrast greatly with the upper-class lifestyle of his extended relatives, he soon finds himself right at home as a loved part of the family.
While Carlton is away at a Young Republican camp, Will cooks up a flambe of a disaster on a night when an influential judge is coming to dinner, and Will can only make it through the night with the help of Geoffrey, and other plan is not to make Phil find out.
In competition with Carlton, Will sets out to prove he's the best man for the job on Hilary's TV show by escorting a famous comedian's sister out on the town.
After learning a little something about initiative, Will jumps to Hilarys' aid prior to a key business meeting at the station, meanwhile an unemployed Carlton subs for Philip on career day at Ashley's school.
The thrill is gone for "runaway yuppie" Carlton, who can't handle another disappointment, let alone his long-awaited Princeton interview.
Will decides to book a juror dismissed from Philip's big show-biz madam sex-scandal case for Hilary's show, which results in embarrassment for Judge Banks and some annoying apologies from Will and Hilary.
Will and Carlton's double date ends unromantically when a big bruiser shows up looking for his squeeze.
Freakin' out! On the home intercom, Will and Carlton overhear Ashley talking about sex.
Carlton is on a roll in Vegas, celebrating his birthday at the gaming tables with Will in tow but suddenly the tables turn, and the duo enter a dance contest to recoup their losses.
Hilary and Carlton volunteer at a homeless shelter on Thanksgiving, while the extended family fills up on holiday treats.
Will and Philip are arrested at a massage parlor on Thanksgiving. Hilary and Carlton get a lesson in humility at the homeless shelter.
Hilary's show has its national premiere. What more could she possibly want? How about a baby?
Will's pride is on the ropes when a gorgeous boxing instructor KOs him at the gym.
It's no laughing matter when a bomb-toting clown holds Philip hostage in the courtroom on the day of the showbiz madam's sentencing.
Ka-boooom! That explosion you hear is Philip and Vivian's marriage after Philip decides to go into politics.
Breaking up may not be so hard to do for an angry Vivian, but when Philip finds he's lost without her, Will and Carlton conspire to reunite them.
After being accepted at Princeton, a worried Carlton changes his life plans and retreats to a place where everybody knows his name - the bowling alley.
Geoffrey's life changes overnight when a man claiming to be his long-lost son shows up and charms everyone - except Will, who discovers the guy's not what he seems. Meanwhile, Hilary starts writing her autobiography, and an early childhood photo reveals a shocking secret.
The church's widowed reverend is a man of esteemed reputation, but not in the eyes of Will - who spies him making a play for Aunt Vivian.
Dick Clark has a cameo on this backstage outing that has Will Smith visiting with series stars and screening series bloopers.
Philip expects Ashley to decline an offer for what he considers a degrading role in an ad by a director who could also give her a recommendation to a top New York school.
On Live with Regis and Kathie Lee, Hilary subs for Gifford but doesn't see eye-to-eye with co-host Philbin. Meanwhile, Will subs for Carlton in a golf tourney and gets buddy-buddy with Philip, making Carlton jealous.
William Shatner stars as Hilary's talk-show guest, but Will must find a way to beam him from the dentist's chair to the set. Meanwhile, Hilary's show treks to New York and Ashley insists on tagging along.
The mansion's for sale and everybody's in the fast lane... except Will, who's stuck on life's soft shoulder.
The Banks move out. The Jeffersons are about to move in. And Will turns out the lights.