Sesame Street

Sesame Street (1969 – ...)

1969 • 56 seasons • Kids, Comedy • TV-Y

On August 10, 2026

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794th by attention TV show online

8,493.2 Attention Score

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Episode 29 — Telly and Oscar's secret knock.

Season 16 • Sesame Street

Released: 1984-12-27 • Kids/Comedy

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Telly and Oscar create a secret knock as their special signal to keep unwanted visitors away. The private code becomes a source of pride and strengthens their unlikely friendship.

Sponsors: N, W, 12

Where to Stream Episode 29

Season 16 · Episode 29 · Streaming in USA

JustWatch

Episodes

Episode 1
The adults begin to believe that Snuffy is real
1984-11-19

Episode 2
Two-Headed Monster at the library
1984-11-20

Episode 3
David meets Crystal
1984-11-21

Episode 4
Episode 1969
1984-11-22

Episode 5
Episode 1970
1984-11-23

Episode 6
Max the Magnificent
1984-11-26

Episode 7
Episode 1972
1984-11-27

Episode 8
David prepares breakfast
1984-11-28

Episode 9
Irvine crosses the street
1984-11-29

Episode 10
Grandpa Grouch’s joke machine
1984-11-30

Episode 11
Oscar launches into space.
1984-12-03

Episode 12
Big Bird at camp, part 2
1984-12-04

Episode 13
Big Bird at camp, part 3
1984-12-05

Episode 14
Big Bird at camp, part 4
1984-12-06

Episode 15
Big Bird at camp, part 5
1984-12-07

Episode 16
Sing-along party
1984-12-10

Episode 17
Slimey gets hurt while skydiving
1984-12-11

Episode 18
The Sesame Street 500
1984-12-12

Episode 19
Gordon and Susan's wedding anniversary
1984-12-13

Episode 20
David's big nose
1984-12-14

Episode 21
Maria practices karate.
1984-12-17

Episode 22
Bob gives music lessons
1984-12-18

Episode 23
Oscar's "Near-Far-Follow the Arrows" game
1984-12-19

Episode 24
Hooper's Store has a promotional contest
1984-12-20

Episode 25
The Robinsons go on a grouchy double-date
1984-12-21

Episode 26
Oscar hides
1984-12-24

Episode 27
Getting Spot back into Oscar's can
1984-12-25

Episode 28
Two-Headed Monster checkup / translating honks and dings.
1984-12-26

Episode 29
Telly and Oscar's secret knock.
1984-12-27

Episode 30
Water shortage on Sesame Street
1984-12-28

Episode 31
Luis breaks his arm
1984-12-31

Episode 32
Luis breaks his arm — Luis deals with his broken arm
1985-01-01

Episode 33
Luis breaks his arm — Luis is bored with a broken arm
1985-01-02

Episode 34
Luis breaks his arm — Big Bird tries to help Luis and his arm
1985-01-03

Episode 35
The Count counts counts
1985-01-04

Episode 36
Luis breaks his arm — The Unfixit Shop
1985-01-07

Episode 37
Luis breaks his arm — Luis gets a check-up
1985-01-08

Episode 38
Ferlinghetti bugs David
1985-01-09

Episode 39
Luis breaks his arm — Luis uses his left hand
1985-01-10

Episode 40
Episode 2005
1985-01-11

Episode 41
Luis breaks his arm — Luis needs help blowing up balloons
1985-01-14

Episode 42
Shelley the Turtle looks for a home
1985-01-15

Episode 43
Dr. Nobel Price's signs
1985-01-16

Episode 44
Luis breaks his arm — Luis gets his cast removed
1985-01-17

Episode 45
Luis breaks his arm — Fresh out of the cast, Luis takes it slow
1985-01-18

Episode 46
Elmo rhymes / Snuffle puppet show
1985-01-21

Episode 47
Linda's friend Ed visits
1985-01-22

Episode 48
Having fun with a paper towel tube
1985-01-23

Episode 49
Uncle Wally's Snortleoutagus gag
1985-01-24

Episode 50
Luis' friend Carlos learns English
1985-01-25

Episode 51
Episode 2016
1985-01-28

Episode 52
Slimey the carpenter / Snuffy takes a bath
1985-01-29

Episode 53
Elmo makes noises / Big Bird and Snuffy's pictures
1985-01-30

Episode 54
Gordon meets the Rockheads
1985-01-31

Episode 55
Episode 2020
1985-02-01

Episode 56
Finding the hidden Grouches
1985-02-04

Episode 57
Big Bird's vegetable juice stand
1985-02-05

Episode 58
Oscar preps for the Pork Stakes race
1985-02-06

Episode 59
Big Bird forms the Birdketeers
1985-02-07

Episode 60
Water music / Elmo's waiting game
1985-02-08

Episode 61
Episode 2026
1985-02-11

Episode 62
Episode 2027
1985-02-12

Episode 63
Snuffy gets jealous
1985-02-13

Episode 64
Big Bird stays up late
1985-02-14

Episode 65
Episode 2030
1985-02-15

Episode 66
Eugene sleeps over at Bob's
1985-02-18

Episode 67
A note for Snuffy
1985-02-19

Episode 68
Mumford brings Cinderella to Sesame Street
1985-02-20

Episode 69
Maria looks for things beginning with the letter I
1985-02-21

Episode 70
Don Music writes "Flabbergasted"
1985-02-22

Episode 71
Elmo plays hide-and-seek with Oscar
1985-02-25

Episode 72
A Rockhead rhymes with Elmo and listens to Big Bird's poem
1985-02-26

Episode 73
Forgetful Jones and the labels
1985-02-27

Episode 74
Episode 2039
1985-02-28

Episode 75
Big Bird counts backwards
1985-03-01

Episode 76
Episode 2041
1985-03-04

Episode 77
Gordon waits for Mr. Snuffleupagus
1985-03-05

Episode 78
Episode 2043
1985-03-06

Episode 79
Episode 2044
1985-03-07

Episode 80
Episode 2045
1985-03-08

Episode 81
Episode 2046
1985-03-11

Episode 82
Telly gets angry with Luis
1985-03-12

Episode 83
Slimey helps at the Fix-It Shop / Telly's magic words
1985-03-13

Episode 84
Episode 2049
1985-03-14

Episode 85
Telly becomes a firefighter
1985-03-15

Episode 86
Forgetful Jones writes a book
1985-03-18

Episode 87
Episode 2052
1985-03-19

Episode 88
The Martians cause trouble for Big Bird
1985-03-20

Episode 89
Gordon agrees to visit Snuffy's cave
1985-03-21

Episode 90
Episode 2055
1985-03-22

Episode 91
Telly tries to draw Oscar
1985-03-25

Episode 92
Episode 2057
1985-03-26

Episode 93
Snuffy joins the Grouchketeers
1985-03-27

Episode 94
Break dancing; Maria's life story
1985-03-28

Episode 95
Superbird / Miss Trump dances
1985-03-29

Episode 96
Episode 2061
1985-04-01

Episode 97
The Big Sesame Street Breakfest
1985-04-02

Episode 98
Episode 2063
1985-04-03

Episode 99
The Sesame Street Pet Show
1985-04-04

Episode 100
A day with Geri Jewell
1985-04-05

Episode 101
Episode 2066
1985-04-08

Episode 102
Forgetful forgets how to read signs
1985-04-09

Episode 103
Carlos goes on a Grouch tour
1985-04-10

Episode 104
Hooper's Store gets a new door
1985-04-11

Episode 105
Oscar tries a tongue twister
1985-04-12

Episode 106
Trumpet Afternoon
1985-04-15

Episode 107
A blackout on Sesame Street
1985-04-16

Episode 108
Remembering Mr. Hooper / Oscar's stop sign
1985-04-17

Episode 109
Q is followed by U
1985-04-18

Episode 110
Episode 2075
1985-04-19

Episode 111
Oscar's pet lobster
1985-04-22

Episode 112
Episode 2077
1985-04-23

Episode 113
Episode 2078
1985-04-24

Episode 114
Episode 2079
1985-04-25

Episode 115
Episode 2080
1985-04-26

Episode 116
The Grouch of the Year Award
1985-04-29

Episode 117
Snuffy imagines himself as a cloud
1985-04-30

Episode 118
Episode 2083
1985-05-01

Episode 119
Telly tries to wait out his birthday
1985-05-02

Episode 120
Episode 2085
1985-05-03

Episode 121
Episode 2086
1985-05-06

Episode 122
Telly the Detective
1985-05-07

Episode 123
Episode 2088
1985-05-08

Episode 124
How Oscar came to Sesame Street
1985-05-09

Episode 125
Oscar looks for a job
1985-05-10

Episode 126
Slimey's night out
1985-05-13

Episode 127
Episode 2092
1985-05-14

Episode 128
Oscar and a Honker trick Telly
1985-05-15

Episode 129
Telly watches Mr. Mac's cart
1985-05-16

Episode 130
Big Bird and Officer George look for Barkley
1985-05-17

Information

Creator	Jim Henson, Joan Ganz Cooney, Lloyd Morrisett
Episode air date	27.12.1984
Episode runtime	—
Episode rating	0.00
Genres	Kids / Comedy
TMDB series rating	7.1
IMDb series rating	8.1
Series status	Returning series
Age rating	0+
Country	US

Trailer

Cast

Frank Oz
Bert

Sonia Manzano
Maria Figueroa Rodriguez

Roscoe Orman
Gordon Robinson

Martin P. Robinson

Martin P. Robinson
Telly Monster/Aloysius Snuffleupagus/Irvine/Slimey (voice)

Suki Lopez
Nina

Violet Tinnirello

Violet Tinnirello
Charlie

Jennifer Barnhart

Jennifer Barnhart
Zoe (voice)

Ryan Dillon
Elmo (voice)

Alan Muraoka
Alan

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