The stars of "Diff'rent Strokes" and "Hello, Larry" get together in a special, hilarious hour in which Phillip Drummond realizes that the purchase of a Portland radio station could mean the loss of a job for his old friend Larry Alder. **Part two originally aired as an episode of "Hello, Larry".

Kimberly must face the biggest decision of her life -- whether to spend a ski weekend with a popular boy or turn down the opportunity to get away on her own and remain, in her mind, daddy's ""little girl.""

When Willis takes his steady girl friend for granted, his selfishness sends her out with another guy -- who won't ignore her, but there may be hope for happiness if a self-appointed Cupid succeeds in his plan.

Kimberly's efforts to help a pregnant girl friend, have Willis and Arnold convinced the Kimberly's the one expecting.

After Arnold fails to measure up to the demands of the basketball, baseball and volleyball teams, Drummond convinces the boy to try football on for size and then pays the coach a clandestine visit to ensure Arnold a place on the team.

Although Arnold boasts he held his own in a mugging, Drummond fears the incident goes deeper than Arnold will admit and becomes concerned when he finds Arnold has sought a dangerous method of protection.

Willis accompanies Arnold as he sets out to withdraw some money from his bank account to pay for his first ""real"" date, but two bank robbers force a change of plans when they attempt their own, very large withdrawal, in the first episode of a special two-part story.

Arnold and Sam's new friendship with a street performer gets mired in fear and confusion when they discover she has epilepsy.

Arnold has his day in court when an unfortunate ""train"" of events puts him at odds with a less than understanding merchant.

When Arnold and Sam creep through the crevices of the neighborhood's haunted house they find the ghost boasts a bounty of surprises--the biggest being a love for people and contempt for war.

Willis becomes the middleman in a police effort to halt use and trafficking of drugs at his high school.

Drummond's surprise meant to encourage an Olympic hopeful felled by a tragic accident backfires when the young man instead becomes embittered at meeting the 1984 Men's Olympic Gold Medal-winning Gymnastics Team until Willis and Sam take on the challenge of setting things right.

Sam is taken aback when he realizes his new ""buddy"" is a girl, but Mr. Drummond is even more dumbfounded when the kids want to have a sleepover.

Drummond offers himself and his company airplane as hostages to protect Arnold and Willis, but his sons' future hangs in the balance when the robbers announce their own very different choice of hostages, in the conclusion of a special two-part story.

Willis and Arnold turn the Drummond household upside down as they try to prove to their old Harlem neighbors -- and themselves -- that they haven't lost tough with their cultural roots.

Arnold's excitement at being one of a small group of students in an exchange program with an all-white school is turned to fear by a threatening phone call from a zealous busing opponent.

Kimberly returns home from school in Paris to surprise Drummond on his birthday prompting Arnold and Willis to try and match her special gift, they decide to change their name to Drummond, until Willis suddenly has second thoughts.

A family whose little boy died, forces the father to kidnap Sam, who is shopping for some snacks in a grocery store. After the kidnapping, the man threatens to kill Sam's parents if he attempts in any way to escape.

Arnold is disgruntled over being partnered with archenemy Lisa in photography class but his frustration soars when the two are accidentally locked together in the basement darkroom.

Arnold falls head-over-heels for a temporary housekeeper and embarks on a romantic scheme he hopes will make her a permanent member of the Drummond household.

Arnold tries a regimen of stretching exercises and a change of diet to speed his growth, but Drummond finds he must go to a very special source to get the boy to accept that he will never be tall.

Arnold's poor dental checkup and a visit by Drummond's health-conscious sister, Sophia, launches Drummond on a campaign to have ""junk"" food machines banned from Arnold's school, even though Arnold's drive for his class' presidency may depend on keeping the machines in place.

Through Blair's makeup artistry, 15-year-old Kimberly discovers she can pass for 20, but when she accepts a date with a 25-year-old and the passes start flying, she finds there may be more to being older than looking it.

Entrepreneur Arnold reluctantly allows Sam to be a part of his new scheme, when Sam realizes only Arnold will reap the profits, he breaks up the partnership and becomes the competition.

A date with a gorgeous girl has Arnold walking on a cloud, until he learns she was bribed by Willis to go out with him.