Frank Burns complains about Hawkeye Pierce's disrespect...and Henry appoints Hawkeye chief surgeon, to Burns's shock. The rest of the 4077th "coronates" Hawk while Frank and Hot Lips complain to General Barker. The General's visit provides him with a view of life at the 4077th M*A*S*H unit: camp hijinks, a poker game, and a surgery session. This shows him M*A*S*H has fun but gets the job done.
Ida Morgenstern, Rhoda's mother, mistakenly believes that her husband is seeing other women, so Rhoda and Mary try to clear things up between them.
Gloria tests Mike and Archie's male chauvinism with a riddle that stumps the men but is easily answer by Edith.
On a water planet, the Pussycats' ship is hijacked by locals intent on conquering Earth with a water-controlling device.
A thief uses a smoke bomb to distract the Chan Clan and everyone in the room while he steals a jeweled idol's eye.
A salesman attending a convention wrongly believes that he is responsible for the death of an attractive female hitchhiker who had lured him to her houseboat.
Bob finds it extremely difficult to tell his mother that he loves her.
When the gang stop at Moody Manor to get directions, they find themselves mistaken for Captain Moody's neices and nephews by an assortment of characters who all resemble Don Knotts.
The crew of Los Angeles County Fire Department Station 51, particularly the paramedic team, and Rampart Hospital respond to emergencies in their operating area.
Hannibal Heyes and Kid Curry, two of the most wanted outlaws in the history of the West, are popular "with everyone except the railroads and the banks".
Felix takes a writing course and gives the words "no talent" new meaning.
Danny wants to lose weight to impress a girl. Shirley puts him on a diet. After a week, he weighs more because of cheating. Ruben teases him about no will power so they decide to tackle their own vices - Danny's food and Ruben's smoking.
Donna, Fred's fiancee, brings a patient, Osgood Wilcox over for dinner at the Sanford residence and it becomes apparent that Osgood is interested in more than just medical care from Donna. Meanwhile, Lamont encourages Fred to believe there is something going on between Osgood and Donna resulting in a confrontation.
A wealthy recluse hires the Protectors to break his brother out of prison.
The pumping station of the reservoir has been damaged by a bomb with Walker and Godfrey trapped inside. Hodges is determined to overrule Mainwaring's rescue attempt until it's discovered the structure of the building is very unsafe and they draw lots to decide who are going to be the ones to dig the stranded men out. After successfully reaching Walker and Godfrey, the roof caves in and everyone but Jones ends up trapped in the underground bunker that is now rapidly filling with water. But does Godfrey have a solution that is more useful than asking to be relieved?
John Boy prepares to go on his first hunt and distress over taking an animals life. During the hunt he saves John's life from an attacking bear. Meanwhile Mary Ellen debates over a new dress or a baseball mitt.
A fur coat is the only lead the trio has in a case involving kidnapping and murder that has them baffled.
While at the Nevada State Prison to inspect conditions, Ben is taken hostage in a riot. The riot is an attempt by frustrated inmates to expose horrific conditions at the prison. While Joe and Candy plan to resolve the situation, Ben begins a friendship with Griff King (who isn't exactly receptive), and helps communicate the inmates' demands to the warden and state prison board.
Danno shoots an apparently armed teenager but finds that he was mistaken, and public opinion and the teen's brother turn against him. McGarrett must act to defuse the potentially explosive situation.
Carol is dating Russell Asher, a dashing writer, who just happens to have once dated and later jilted Maude. This leads Maude to do her best to warn Carol of Russell's egotistical ways. However, Carol refuses to heed Maude's warnings and continues to date him, even spending the night with him which turns into a disaster.