Season 20

1. Episode 570

1988-11-21

2. Episode 571

3. Episode 572

4. Episode 573

5. Episode 574

6. Episode 575

7. Episode 576

8. Episode 577

9. Episode 578

1988-12-01

Gordon has a headache.

10. Episode 579

1988-12-02

Luis and his old chair.

11. Episode 580

1988-12-05

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.

12. Episode 581

13. Episode 582

14. Episode 583

1988-12-08

Telly’s birthday party.

15. Episode 584

1988-12-09

Maria and the Fat Blue man.

16. Episode 585

17. Episode 586

18. Episode 587

1988-12-19

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.

19. Episode 588

20. Episode 589

1989-01-03

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".

21. Episode 590

22. Episode 591

23. Episode 592

24. Episode 593

25. Episode 594

1989-03-01

26. Episode 595

27. Episode 596

28. Episode 597

29. Episode 598

30. Episode 599

1989-03-23

47. Eipsode 2598

1989-04-26

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.

129. Episode 2614

1989-05-18

Maria goes into labor.

130. Episode 2615 - Birth of Gabriela

1989-05-19