The following is a list of episodes from the fourth season of PBS

Public Broadcasting Service

The Public Broadcasting Service is an American non-profit public broadcasting television network with 354 member TV stations in the United States which hold collective ownership. Its headquarters is in Arlington, Virginia....

 Mister Rogers' Neighborhood

Mister Rogers' Neighborhood

Mister Rogers' Neighborhood, also known as Mister Rogers, is an American children's television series that was created and hosted by Fred Rogers. The series is aimed primarily at preschool ages, 2-5, but has been stated by Public Broadcasting Service as "appropriate for all ages"...

which aired in 1971.

Episode 1

King Friday feels that babies are getting too much attention and on Prince Tuesday, he tries to limit such attention from to one hour a day.

• Aired on February 15, 1971.
• This is the first series episode to use the proper "Mister Rogers' Neighborhood" title. The previous three seasons had it spelled as "MisteRogers' Neighborhood".
• This is the first episode to use "The Weekend Song" on Fridays as the closing song.

Episode 2

Meghan Sweenie has her routine check-up. Dr. Mermelstein tells Rogers the basics of this physical operation. In the Neighborhood of Make-Believe, Prince Tuesday's crying prompts some neighbors to take action.

• Aired on February 16, 1971.

Episode 3

Rogers and Bob Trow make some popsicle

Popsicle

Popsicle is the most popular brand of ice pop in the United States and Canada. The first ice pop was created by accident in 1905 when 11-year-old Frank Epperson left a cup of soda on his porch in cold weather overnight. The next morning he went to go get the soda and it was frozen, so he put two...

-stick crafts.

• Aired on February 17, 1971.

Episode 4

Rogers discusses the about string quartet (e.g. violin

Violin

The violin is a string instrument, usually with four strings tuned in perfect fifths. It is the smallest, highest-pitched member of the violin family of string instruments, which includes the viola and cello....

s, banjo

Banjo

In the 1830s Sweeney became the first white man to play the banjo on stage. His version of the instrument replaced the gourd with a drum-like sound box and included four full-length strings alongside a short fifth-string. There is no proof, however, that Sweeney invented either innovation. This new...

s, guitar

Guitar

The guitar is a plucked string instrument, usually played with fingers or a pick. The guitar consists of a body with a rigid neck to which the strings, generally six in number, are attached. Guitars are traditionally constructed of various woods and strung with animal gut or, more recently, with...

s) and hears each instrument at Negri's Music Shop. In the Neighborhood of Make-Believe, Mr. McFeely delivers a bass fiddle to King Friday.

• Aired on February 18, 1971.

Episode 5

Rogers demonstrates how music is written as well as performed. Those in the Neighborhood of Make-Believe try to play the bass fiddle, then offer their opinions on the Machine That Plays The Bass.

• Aired on February 19, 1971.

Episode 6 (Castle Waterfall)

When King Friday wants to have a waterfall for his Castle garden, Donkey Hodie suggests that they install new plumbing.

• Aired on February 22, 1971.

Episode 7 (Castle Waterfall)

While gymnasts perform in the Castle gymnasium, water begins to leak inside. It is revealed that one of the pipes for the Castle garden waterfall is clogged.

• Aired on February 23, 1971.

Episode 8 (Castle Waterfall)

Handyman Negri and Donkey Hodie finish the Castle garden waterfall. François Clemmons visits as waterfall singer.

• Aired on February 24, 1971.

Episode 9 (Castle Waterfall)

Rogers needs a washer for a fountain he wants to assemble. Instead of taking one from Bob Trow's workshop, he merely leaves him a note. In the Neighborhood of Make-Believe, the Castle fountain works only to a small extent. Lady Elaine has taken the windmill at Someplace Else apart for unknown reasons.

• Aired on February 25, 1971.

Episode 10

Lady Elaine wants her Museum-Go-Round to turn, so she harnesses X to the Museum. He doesn't want to spend all hours turning the Museum, but he does get it moving in another way.

• Aired on February 26, 1971.

Episode 11

Miss Paulifficate bumps into Daniel's toy tiger and rips it, but she glues it back together. They give a letter to Dr. Bill Platypus.

• Aired on March 1, 1971.

Episode 12

Mrs. Lawver, a doll collector, presents to Rogers her collection of antique dolls. In the Neighborhood of Make-Believe, Dr. Bill Platypus receives his lesson toward a pediatrician's license. He is to borrow a doll for the practice.

• Aired on March 2, 1971.

Episode 13

Bob Dog accidentally rips Dr. Bill's second pediatrician lesson and hides. Lady Elaine magically reverses the damage. She also gets a lesson on child care from Dr. Bill.

• Aired on March 3, 1971.

Episode 14

After he shows some children's drawings, Rogers visits Mrs. Saunders school, talks with the children and watches them play. In the Neighborhood of Make-Believe, Mr. McFeely delivers a package from the pediatrician school to Dr. Bill. The letter says he will continue his training in Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

. Thus, the Platypus family will be leaving tomorrow.

• Aired on March 4, 1971.

Episode 15

Don Williamson visits the television house to demonstrate his radio-controlled model airplane. In the Neighborhood of Make-Believe, King Friday still doesn't want the Platypus family to visit Australia. But then he is given the right to start their flying machine.

• Aired on March 5, 1971.

Episode 16

Rogers talks of light bulbs and replaces one of the bulbs on the traffic signal inside the television house. Two boys also discuss bird-watching with Rogers.

• Aired on March 8, 1971.

Episode 17

Rogers shows a hidden object in a drawing of the Neighborhood of Make-Believe. The neighborhood discovers an old toy that Corny used to manufacture: a toy horse in the Chatty-Cathy mold.

• Aired on March 9, 1971.

Episode 18

Rogers sacrifices NOM for a visit to Betty's Little Theater. When the planned guests aren't able to appear, Betty Aberlin improvises a play with Bob Trow, Joe Negri and Audrey Roth.

• Aired on March 10, 1971.

Episode 19

When the name "upside-down cake" offends King Friday, he affronts everyone with a short-lived rule that they should say what he doesn't mean.

• Aired on March 11, 1971.

Episode 20

Queen Sara asks Bob Dog to send a note asking if Henrietta Pussycat can babysit for Prince Tuesday. Bob Dog is distracted with a new rocking chair, but he finds a way to help the Royal Family.

• Aired on March 12, 1971.

Episode 21

Bob Dog wants to wear shoes so Queen Sara will like him as much as she likes Prince Tuesday.

• Aired on March 15, 1971.

Episode 22

Joe Negri displays musical instruments that are made out of junk. In the Neighborhood of Make-Believe, Lady Elaine borrows Corny's hammer without asking first.

• Aired on March 16, 1971.

Episode 23

Children act out various nursery rhymes at Betty's Little Theater. The Neighborhood of Make-Believe acts out Old King Cole

Old King Cole

"Old King Cole" is an English nursery rhyme. The historical identity of King Cole has been much debated and several candidates have been advanced as possibilities...

.

• Aired on March 17, 1971.

Episode 24

Rogers draws a song, using paint brushes to visualize the Japanese records he plays. Later Mr. McFeely brings in a big St. Bernard

St. Bernard

-People:*Saint Bernard of Clairvaux *Saint Bernard of Menthon *Saint Bernard of Thiron , founder of the Tironensian Order*Saint Bernard of Vienne *Saint Bernard degli Uberti -People:*Saint Bernard of Clairvaux (1090–1153)*Saint Bernard of Menthon (923–1008)*Saint Bernard of Thiron (1046–1117),...

 dog. In between, Yoshi Ito enters the Neighborhood of Make-Believe.

• Aired on March 18, 1971.

Episode 25

Rogers builds a go-kart

Go-kart

thumb|A [[Kart racing|racing kart]] at the [[Commission Internationale de Karting|CIK-FIA]] European Championship 2008A go-kart is a small four-wheeled vehicle...

 with spare parts. In the Neighborhood of Make-Believe, Grand-père begins to make french-fried potato

Potato

The potato is a starchy, tuberous crop from the perennial Solanum tuberosum of the Solanaceae family . The word potato may refer to the plant itself as well as the edible tuber. In the region of the Andes, there are some other closely related cultivated potato species...

s.

• Aired on March 19, 1971.

Episode 26

Rogers and visitor Mary Sweenie talk of crafts such as needlepoint. In the Neighborhood of Make-Believe, Handyman Negri wants to have Henrietta's eyes checked.

• Aired on March 22, 1971.

Episode 27

Rogers has his eyes examined. An accident also occurs in the Neighborhood of Make-Believe, when the Trolley runs into a toy car Lady Aberlin and Robert Troll left parked on the tracks.

• Aired on March 23, 1971.

Episode 28

Rogers plays an audio cassette that hints to a package containing a magnifying glass

Magnifying glass

A magnifying glass is a convex lens that is used to produce a magnified image of an object. The lens is usually mounted in a frame with a handle ....

. In the Neighborhood of Make-Believe, King Friday gets the impression that a magnifying glass will make Prince Tuesday grow.

• Aired on March 24, 1971.

Episode 29

Rogers puts on an opera costum that includes a turban

Turban

In English, Turban refers to several types of headwear popularly worn in the Middle East, North Africa, Punjab, Jamaica and Southwest Asia. A commonly used synonym is Pagri, the Indian word for turban.-Styles:...

. He invites Betty Aberlin to a costume party set for the next day. Those in the Neighborhood of Make-Believe agree to a costume party to allay the doldrums.

• Aired on March 25, 1971.

Episode 30

Rogers dresses as an airplane pilot for the costume party while Betty Aberlin and Joe Negri team up to dress as a horse. The Neighborhood of Make-Believe holds its own costume party, and only the toy Horse has no costume.

• Aired on March 26, 1971.

Episode 31

Those in the Neighborhood of Make-Believe react differently to the presents the Platypus family, returned from Australia, had given them.

• Aired on March 29, 1971.

Episode 32

Dr. Bill Platypus invites those in the Neighborhood of Make-Believe to see his home movies about Australia. Joining them are Captain Kangaroo

Captain Kangaroo

Captain Kangaroo is a children's television series which aired weekday mornings on the American television network CBS for nearly 30 years, from October 3, 1955 until December 8, 1984, making it the longest-running children's television program of its day...

 and all his puppet friends.

• Aired on March 30, 1971.

Episode 33

Rogers has a sign made for Bob and Judy Brown, the marionette-puppeteers who are moving in just a few doors down. In the Neighborhood of Make-Believe, Dr. Platypus moves his office to the Eiffel Tower

Eiffel Tower

The Eiffel Tower is a puddle iron lattice tower located on the Champ de Mars in Paris. Built in 1889, it has become both a global icon of France and one of the most recognizable structures in the world...

.

• Aired on March 31, 1971.

Episode 34

Ezra Jack Keats visits Rogers to read his book "Hi, Cat!". In the Neighborhood of Make-Believe, a book editor visits Grand-père at the Eiffel Tower.

• Aired on April 1, 1971.

Episode 35

Rogers sees Bob and Judy Brown's production of Jack and the Beanstalk

Jack and the Beanstalk

Jack and the Beanstalk is a folktale said by English historian Francis Palgrave to be an oral legend that arrived in England with the Vikings. The tale is closely associated with the tale of Jack the Giant-killer. It is known under a number of versions...

.

• Aired on April 2, 1971.

Episode 36

John Reardon comes to the Neighborhood of Make-Believe dressed as an organ grinder. But hardly anybody recognizes him.

• Aired on April 5, 1971.

Episode 37

Rogers tries on various moustache

Moustache

A moustache is facial hair grown on the outer surface of the upper lip. It may or may not be accompanied by a type of beard, a facial hair style grown and cropped to cover most of the lower half of the face.-Etymology:...

s. Betty Aberlin visits to put on wigs. In the Neighborhood of Make-Believe, King Friday commissions a new opera.

• Aired on April 6, 1971.

Episode 38

John Reardon gives opera roles to Daniel and his toy, Ino A. Horse. Chef Brockett displays the monkey costume he will wear.

• Aired on April 7, 1971.

Episode 39 (The Monkey's Uncle)

The Neighborhood of Make-Believe holds its opera. King Friday plays his bass for this opera, in which a zookeeper must console a down-on-his-luck organ grinder.

• Aired on April 8, 1971.

Episode 40

Rogers shows photos from yesterday's opera. At Brockett's Bakery, Rogers discusses Chef Brockett's opera role. In the Neighborhood of Make-Believe, Henrietta mopes since she didn't have a part in the opera.

• Aired on April 9, 1971.

Episode 41

Rogers and Bob Trow repair child seats and a rocking chair. In the Neighborhood of Make-Believe, Cornflake S. Pecially and Robert Troll build an infant seat for Prince Tuesday. Lady Elaine discovers how good a father King Friday is.

• Aired on April 12, 1971.

Episode 42

Susan Linn helps Rogers discussing how puppets can be used to express feelings. Her Audrey Duck character appears in the Neighborhood of Make-Believe, and scares Baby Ana Platypus.

• Aired on April 13, 1971.

Episode 43

Twins Barry Nelson and Garry Nelson visit the television house. Rogers helps Betty Aberlin play a marble game. In the Neighborhood of Make-Believe, the Nelsons help Daniel play with a ball.

• Aired on April 14, 1971.

Episode 44

Rogers talks about how things look different at night. In the Neighborhood of Make-Believe, Bob Dog and Daniel share their fears with Miss Paulifficate.

• Aired on April 15, 1971.

Episode 45

Richard Kvistad plays a kettle drum at Negri's Music Shop. In the Neighborhood of Make-Believe, Lady Elaine and Bob Dog scare King Friday.

• Aired on April 16, 1971.

Episode 46

Grand-père receives a picture from his granddaughter Collette. This hurts Henrietta, who feels she is not as fancy.

• Aired on April 19, 1971.

Episode 47

Susan Linn returns to Rogers' Television House, bringing her puppets Audrey Duck and Cat-a-Lion. In the Neighborhood of Make-Believe, Handyman Negri helps ease Henrietta's tangled emotions.

• Aired on April 20, 1971.

Episode 48

King Friday gives Collette a key to the Neighborhood of Make-Believe. Henrietta is afraid that the key will open the door to her house.

• Aired on April 21, 1971.

Episode 49

Rogers shows cake-decorating tools and sees a man decorate a cake at Brockett's Bakery. Chef Brockett takes a cake to the Neighborhood of Make-Believe for Collette. Henrietta is in the center of what happens.

• Aired on April 22, 1971.

Episode 50

Rogers explains that it isn't always possible to understand what goes on in the world. He and his son make hats out of newspapers. Grand-père introduces Collette to everyone in the Neighborhood of Make-Believe.

• Aired on April 23, 1971.

Episode 51

François Clemmons is going to teach a driver's education course. To help him, Clemmons borrows the traffic signal from Rogers' television house. In the Neighborhood of Make-Believe, Daniel is instructed to wait for Mr. McFeely to deliver groceries intended for the Castle. King Friday asks Daniel to fetch his robes, which causes a quandary for Mr. McFeely.

• Aired on April 26, 1971.

Episode 52

François Clemmons returns the traffic signal to Rogers. Nurse Miller and Dr. Bill Platypus help X after he hurts one of his wings.

• Aired on April 27, 1971.

Episode 53

Cornflake S. Pecially is impatiently waiting for his new lathe. In his rush to work the lathe, Corny injures his finger in it. Nurse Miller consoles him. Rogers goes to Bob Trow's workshop to see his lathe.

• Aired on April 28, 1971.

Episode 54

The Castle is organizing a jazz

Jazz

Jazz is a musical style that originated at the beginning of the 20th century in African American communities in the Southern United States. It was born out of a mix of African and European music traditions. From its early development until the present, jazz has incorporated music from 19th and 20th...

 festival, and King Friday wants the best jazz musicians. Handyman Negri brings in a blind saxophonist named Eric Kloss. Dr. Bill tells all that they were not responsible for Kloss' condition.

• Aired on April 29, 1971.

Episode 55

Rogers draws a song based on a recording of jazz and classical music. In the Neighborhood of Make-Believe, King Friday is still trying to shortcut his way to playing the bass fiddle. A gold bass may be the answer.

• Aired on April 30, 1971.

Episode 56

Bob Brown, the puppeteer, shows Rogers how to make puppets from detergent

Detergent

A detergent is a surfactant or a mixture of surfactants with "cleaning properties in dilute solutions." In common usage, "detergent" refers to alkylbenzenesulfonates, a family of compounds that are similar to soap but are less affected by hard water...

 bottles.

• Aired on May 3, 1971.

Episode 57 (Babies)

King Friday and Queen Sara implore Lady Aberlin to baby-sit Prince Tuesday. Lady Elaine misinterprets the instructions and assigns Daniel the baby-sitting duties.

• Aired on May 4, 1971.

Episode 58 (Babies)

Mr. McFeely delivers the book "Fur, Feathers, and Hair" to Rogers. Later McFeely brings in an English sheepdog

English Sheepdog

English Sheepdog may refer to either of two dog breeds:*English Shepherd*Old English Sheepdog...

. In between, King Friday is upset that baby Prince Tuesday will not smile at him.

• Aired on May 5, 1971.

Episode 59 (Babies)

Rogers makes ice cream

Ice cream

Ice cream is a frozen dessert usually made from dairy products, such as milk and cream, and often combined with fruits or other ingredients and flavours. Most varieties contain sugar, although some are made with other sweeteners...

 by hand-cranking. In the Neighborhood of Make-Believe, some are wondering about baby Ana Platypus's behavior.

• Aired on May 6, 1971.

Episode 60

Morrie Tucker, author of the Wee Pals

Wee Pals

Wee Pals is a syndicated comic strip about a diverse group of children, created and produced by Morrie Turner.-Background:Wee Pals first appeared on February 15, 1965. Syndicated by the Des Moines Register and Tribune Syndicate, the strip originally appeared in only 5 daily newspapers, as many...

 comic strip, visits Rogers. In the Neighborhood of Make-Believe, X begins his printing business.

• Aired on May 7, 1971.

Episode 61 (Lady Elaine Wants Attention)

Lady Elaine wants people to come to her book show in the Museum-Go-Round, not to the Castle to see a chameleon

Chameleon

Chameleons are a distinctive and highly specialized clade of lizards. They are distinguished by their parrot-like zygodactylous feet, their separately mobile and stereoscopic eyes, their very long, highly modified, and rapidly extrudable tongues, their swaying gait, the possession by many of a...

.

• Aired on May 10, 1971.

Episode 62 (Lady Elaine Wants Attention)

Lady Aberlin asks Van Cliburn to wear a costume for his visit to the Castle. The King and Queen are fooled until the disguised Van Cliburn plays the piano.

• Aired on May 11, 1971.

Episode 63 (Lady Elaine Wants Attention)

Collette is worried that Grand-père will be lonely when she leaves for Paris. After she leaves, Lady Elaine hears Van Cliburn performing at her Museum-Go-Round.

• Aired on May 12, 1971.

Episode 64 (Lady Elaine Wants Attention)

Lady Elaine wants company, but everyone is too busy for her. She is so adamant that she takes Mr. McFeely's bicycle and refuses to return it.

• Aired on May 13, 1971.

Episode 65 (Lady Elaine Wants Attention)

Rogers decorates some eggs, as do the residents in the Neighborhood of Make-Believe.

• Aired on May 14, 1971.