Sesame Street
Mumford's duck lays an egg
Air date April 20, 1989
Season Season 20 (1988-1989)
Written by Cathi Rosenberg-Turow
Sponsors T, U, 4
This episode guide has been compiled from script materials provided by a trusted source.


Picture Segment Description
SCENE 1 Big Bird shows Snuffy a picture he's drawn of himself as a baby. Snuffy doesn't remember ever seeing Big Bird look like that, when he's reminded that he was born after Big Bird. He does have another drawing of the two together.
Song "Mom and Me"
(First: Episode 2462)
Animation Four genies carry the number 4 into a castle.
Artist: Ishu Patel
(First: Episode 2244)
Bath time
Muppets Professor Grover, in graduation cap, takes a bath and talks to the viewers about baths. He mentions everything except the water, when his Mommy comes in and turns on the water.
(First: Episode 1992)
Elephant toon
Cartoon Elephants have 4 legs.
(First: Episode 0560)
Film Hands build things out of triangles and squares while off-screen voices try to figure out what the constructions will be. (re-recorded music)
(First: Episode 0004)
Cartoon A blue triangle looks for his friend in a museum.
(First: Episode 1522)
Insert Ask Oscar: Timi translates Oscar's words in sign language as he answers a letter from someone who wants to know what the longest Grouch word he knows is. Oscar states that the word is "supercalifragilistic-yucka-alidocious" (a reference to "Mary Poppins"), which is hard to sign, especially when Oscar repeats it many times.
(First: Episode 1829)
Cartoon I Love You, in American Sign Language
Artist: Steve Finkin
(First: Episode 1170)
Muppets Ernie & BertErnie sings "Happy Birthday" to a letter U, which blows out the candle on the cake.
(First: Episode 1306)
Cartoon A man jumps up onto an UP.
(First: Episode 0546)
Film Seashells form various patterns in the sand.
(First: Episode 2031)
Muppets Kermit explains to the viewers that he put something in a box, and whoever guesses what was in the box could keep what is in the box. Cookie Monster comes along and guesses it's a cookie, then gives up after three guesses. Kermit reveals it's an orange (which he thinks should have been a dead giveaway), and refuses to give him a cookie afterwards, but Cookie Monster gives a heartfelt speech and ends up getting a cookie anyway.
(First: Episode 2307)
Cartoon Is no one afraid of The Big Bad Wolf?
(EKA: Episode 2405)
Celebrity 14 Karat Soul sings about school.
(First: Episode 1665)
Film SCHOOL: the sign spins around.
(First: Episode 0685)
Muppets Two-Headed Monster: One head wants to play the trumpet, but the other head wants to sleep.
(First: Episode 1390)
Cartoon The Typewriter has an electric train.
(First: Episode 0785)
Film At school, a boy wants to be friends with a classmate, so he writes her a letter.
(First: Episode 2373)
Muppets Bip Bipadotta leads "Scratch My Back" as a song about two monsters named Jack and Jill who swear that they will always be there to scratch each other's backs.
(First: Episode 2191)
Animation An owl is formed out of seeds.
(First: Episode 2368)
SCENE 2 The Amazing Mumford calls everyone out to the street with some wonderful news - his assistant duck and her husband have made an egg, which their baby duckling will soon hatch from.
Cartoon A female head is drawn as its voice-over lists its parts, ending with earrings that "do nothing" ...
(First: Episode 0821)
Film A beekeeper extracts honey from honeycomb.
(First: Episode 1117)
Cartoon An orange creature shows things that measure.
(EKA: Episode 1969)
Muppets Simon Soundman sounds out the word "call", and then demonstrates some calls of his own — including a bird call, cow call, pig call, and telephone call.
(First: Episode 1700)
Cartoon A girl talks about preparing to play with her new sled.
Artist: Jim Simon
(First: Episode 0413)
Film A kid recites a poem about adding penguins.
Music: Joe Raposo
(First: Episode 0255)
Muppets Ernie & Bert — On the deck of The Love Boat, a uniformed Ernie expresses how much he loves this boat. "Ernest" shares his love with Amanda, a grumpy patron, a fish, and soon several passengers who join them in their love for this boat.
(First: Episode 1958)
Cartoon A U train spells the words "unite," "U-turn," "underground," "up," and "universe."
(First: Episode 0624)
Film A baby chick hatches from an egg. (Music: Joe Raposo)
(EKA: Episode 0716)
SCENE 3 Mumford wants to show off his new letter T trick, but since his assistant is busy sitting on the egg, he's recruited Barkley to replace her. The dog runs off to chase something in the distance. Mumford's duck still wants to keep her career and be a mother and volunteers to take part. Mumford waves his wand and the mother duck now has a letter T on her head, while the father takes a turn sitting on the egg.
Cartoon T for treasure (Jim Thurman VO)
(First: Episode 1990)
Film Stacy gets an examination at the eye doctor's and receives a new pair of glasses.
(First: Episode 1129)
Muppets Monsterpiece Theater: Upstairs, Downstairs
(First: Episode 1162)
Cartoon A man demonstrates "up" and "down."
(First: Episode 0276)
SCENE 4 Everyone gather 'round as the duckling hatches from the egg. They all sing "Someone's Here With Us Who Wasn't Here Before."

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