The Best Episodes Directed By James Keach

Mike and Sully work to treat a typhus epidemic at Black Kettle's camp, which begins after Mike and Sully unwittingly convince Black Kettle to accept government blankets infected with the virus. Mike is heartbroken and guilt-ridden as she battles the tribe's typhus epidemic. When Matthew comes down with typhus, the town panics and locks the children in the clinic alone with Horace. Colleen treats Matthew and Horace contrives to send the kids out to the reservation to be with Mike. Meanwhile, the town prepares for the Fourth of July, ironically missing the point entirely that the first Americans, the Indians, are being systematically wiped out and further, that the newest Americans, the Immigrants, have just had their camp destroyed by the typhus-fearing townsfolk

Colleen and Becky become best friends when, at Bray's store, Alice, another friend, insists on taking Colleen's favorite fabric to make a dress for the Sweethearts' dance. Dorothy fears she may be pregnant when she faints in the general store. Mike assures her she is not, but she is beginning the ""change of life"". Later, Mike is frustrated when she tries to teach Sully to dance the Sweethearts' reel. Mike confides to Dorothy her fears about a physical relationship and Dorothy guesses Mike is a virgin. Meanwhile, Becky asks her new best friend, Colleen to ask Richard, a boy she likes, if he likes Becky. He asks Colleen if ""the girl,"" (he thinks it's Colleen) will meet him at the kissing tree. Colleen misunderstands, thinks he knows it's Becky. She tells Becky where to meet him, but Becky chickens out and Colleen goes in her place, to explain. Richard, assuming Colleen is there to meet him, kisses her. Becky finds out and is heartbroken. Becky and Alice team up against Colleen and spread

Mike's Christmas Eve gets off to a bad start, triggering a personal crisis for Mike. Through no fault of her own, a patient dies of a heart-attack on the operating table as Mike performs a routine operation on Christmas Eve. The deceased man's family blames Mike. Later, at home, the Cooper kids bicker. Next, as Mike, Sully and the kids are on their way to the town's Christmas Eve party, Robert E comes to ask Mike to deliver a baby for a couple who's just come into town. The couple, married against their parents' wishes, are on the run. Robert E offers them the use of his stable for the birthing, as the couple's fathers, who're in close pursuit, will certainly find them at the clinic. Mike goes to attend the delivery, which causes her to miss the event.

As Harm now has custody of Mattie, PO2 Jennifer Coates agrees to move into an apartment down the hall from Harm. Admiral Chegwidden looks into why the diamond he gave to Meredith for their engagement ""just doesn't look right"".