Jodie, Maggie and Wendy are rescued from the fortress by Burt, Chuck, Bob, Billy, El Puerco, Juan One, the Major, Dutch, and Saunders; Jessica and Mary come to an understanding; Mary tells Jessica that she has a drinking problem, the baby may be an alien, and she fears she is losing Burt; Jodie decides to see a therapist so he can be sure about his relationship with Maggie; Danny blames Burt when Gwen runs away; Jodie signs up for hypnotherapy with Dr. Rudolph.
When David rescues a giant turtle, it looks as though he's found a new friend, but there could be more to his pet than meets the eye.
Arkwright invents a Saint's day so that Granville can check the pockets of a foreign visitor who he suspects of shoplifting.
Ellen tells Tommy that she doesn't want to marry him and Tommy isn't sure what he wants to do. At the last minute, they both realize it is not the right thing to do. Joannie is jealous when the station hires a female anchor. Jeremy drops hints about his upcoming birthday. Nicholas plans a surprise birthday for Jeremy.
David travels to Baltimore where he befriends a midget wrestler who has a habit of telling tall tales. Unfortunately, one of those tales gets David in trouble with mobsters.
Kristen makes her return to Dallas; Lucy and Mitch split up; and Cliff meets his mother.
Captain Peacock's wife works at Grace Brothers, as Mr. Rumbold's secretary. He is intensely jealous and is absolutely convinced that the two of them are having an affair.
Grandma Cora comes to visit, but the trip takes a turn for the worse when she gets mugged. Cora feels very scared; Mork thinks up a plan to get even with the muggers.
Louie, driving a cab in order to give pointers to a new driver, accidentally runs into an old lady pedestrian. Louie starts catering to the old lady, in the hopes of avoiding being sued, but soon learns she is still going to sue him for a million dollars. Alex notices that the old lady looks familiar, and recognizes her as a con artist, who pulls scams like this on cab drivers all the time (faking injuries in order to sue them). Alex makes a deal with Louie to find some of her previous victims to testify against her, if Louie agrees to treat Alex with more respect. It turns out, however, that this time, the woman really has broken her leg this time, and is indeed confined to a wheelchair legitimately (she tells this to her lawyer without any of the gang around). At the trial, Alex shows up alone because he couldn't get anyone to testify in Louie's behalf, so Louie gets a bright idea. In an attempt to prove that the woman is faking an injury, in front of the court, Louie pushes he
Magnum is hired by Barbara Terranova, a financially broke woman who can only afford his services for one day, to find her missing fiancé Roger. But the case has several tangles in store when Magnum finds there are others searching for Roger, too.
Ralph uses his suit to help Rhonda, one of his students, after her mother is kidnapped by the Russians.
Jonathan and Jennifer set sail, incognito, on a gambling ship in an attempt to crack a counterfeiting ring.
Desperate to get Chachi on the school's basketball team, a scout for Eastern Florida University offers him a scholarship and several other superfluous perks - including a cheerleading scholarship for Joanie. Fonzie is extrememly excited for Chachi, but Howard and Roger think the scholarships are too good to be true.
Burt alienates his family as his fame continues to grow; Danny is offended when Burt disapproves of his plans to marry Gwen; Jessica forgives Chester, but can't forgive Mary; Saunders proposes a plan to rescue Jodie and Maggie; Gwen is coerced by a hoodlum into spying on Burt and Danny.
The 4077th is given a gift of fresh-grown vegetables by a grateful Korean; and Potter questions the veracity of an upbeat letter from Radar.
An old lady catches Rex Tobin, a young burglar who was planning to rob her, and makes friends with him. But what is she really up to?
Dr. Bob Halyers, head of the organization Clean Up Radio Broadcasting (CURB), visits Mr. Carlson with a list of obscene songs that he wants the station to stop playing.
Just as Tommy's career is about to take off, his old girlfriend returns to tell Tommy she is pregnant after it is announced that his band has been booked for a national tour. Nicholas wins a girl's heart by standing up to a bully. Mary, Nancy, Elizabeth, and Joannie adopt a bum named Max, and bring him home for dinner.