Episode 570

S20 E01 • Monday, Nov 21, 1988 • Nov 21

Episode 571

S20 E02 • Unknown • Unknown

Unreleased

Episode 572

S20 E03 • Unknown • Unknown

Unreleased

Episode 573

S20 E04 • Unknown • Unknown

Unreleased

Episode 574

S20 E05 • Unknown • Unknown

Unreleased

Episode 575

S20 E06 • Unknown • Unknown

Unreleased

Episode 576

S20 E07 • Unknown • Unknown

Unreleased

Episode 577

S20 E08 • Unknown • Unknown

Unreleased

Episode 578

S20 E09 • Thursday, Dec 1, 1988 • Dec 1

Gordon has a headache.

Episode 579

S20 E10 • Friday, Dec 2, 1988 • Dec 2

Luis and his old chair.

Episode 580

S20 E11 • Monday, Dec 5, 1988 • Dec 5

Grammy Award winner Bobby McFerrin sings ABCs with Hoots the Owl. The Two-Headed Monster learns to blow bubbles. Maria and Luis try to reminisce about their wedding. Betty Lou sings the "Amigo" song. "Sesame Street News" correspondent Kermit the Frog reports on London Fog. Ernie and Bert leaky faucet skit. Cookie Monster sings about subtraction. Placido Flamingo performs a "Lost Toy Opera" with Big Bird.

Episode 581

S20 E12 • Unknown • Unknown

Unreleased

Episode 582

S20 E13 • Unknown • Unknown

Unreleased

Episode 583

S20 E14 • Thursday, Dec 8, 1988 • Dec 8

Telly’s birthday party.

Episode 584

S20 E15 • Friday, Dec 9, 1988 • Dec 9

Maria and the Fat Blue man.

Episode 585

S20 E16 • Unknown • Unknown

Unreleased

Episode 586

S20 E17 • Unknown • Unknown

Unreleased

Episode 587

S20 E18 • Monday, Dec 19, 1988 • Dec 19

An early Elmo meets Bob's deaf friend and learns to say "hello" in sign language. A classic skit of Phil Harmonic and Placido Flamingo live from the Nestropolitan Opera. A vintage animation of Gerald's dog, Sparky, re-imagined as an alligator. The Honkers play "Mary Had a Little Lamb" on their noses.

Episode 588

S20 E19 • Unknown • Unknown

Unreleased

Episode 589

S20 E20 • Tuesday, Jan 3, 1989 • Jan 3

Legendary chanteuse Lena Horne and Grover perform a duet about not being shy. "Monsterpiece Theater" presents "Alibaba and the 40 Thieves". The classic "Plants Need Water" and the "Invention of the Raisin" animations. Placido Flamingo stages a Sesame Street Opera. Kermit the Frog reports on the Three Little Pigs live for "Sesame Street News". Soap opera spoofs of "All My Children" and "Another School".

Episode 590

S20 E21 • Unknown • Unknown

Unreleased

Episode 591

S20 E22 • Unknown • Unknown

Unreleased

Episode 592

S20 E23 • Unknown • Unknown

Unreleased

Episode 593

S20 E24 • Unknown • Unknown

Unreleased

Episode 594

S20 E25 • Wednesday, Mar 1, 1989 • Mar 1

Episode 595

S20 E26 • Unknown • Unknown

Unreleased

Episode 596

S20 E27 • Unknown • Unknown

Unreleased

Episode 597

S20 E28 • Unknown • Unknown

Unreleased

Episode 598

S20 E29 • Unknown • Unknown

Unreleased

Episode 599

S20 E30 • Thursday, Mar 23, 1989 • Mar 23

Eipsode 2598

S20 E47 • Wednesday, Apr 26, 1989 • Apr 26

Loud talker Guy Smiley goes on safari and scares off the animals. A classic skit staring Ernie as "Old King Cole". The Two-Headed Monster sings a lullaby to itself. Snuffy writes a love letter to his grandmother. Mumford's magic trick accidentally shrinks David. Ernie hosts an arboreal fashion show.

Episode 2614

S20 E129 • Thursday, May 18, 1989 • May 18

Maria goes into labor.

Episode 2615 - Birth of Gabriela

S20 E130 • Friday, May 19, 1989 • May 19