Television & Movies
- The Witches, February 16
- The Muppets at Walt Disney World on NBC, May 6
- Handmade Video pitch prepared, May 7
- Sing! Sesame Street Remembers Joe Raposo and His Music, May 16
- Mother Goose Stories begins on Disney Channel, August 26
- Muppet Babies Season 8 begins on CBS, November 10 (final season)
- Sesame Street Season 22, November 12
- The Muppets Celebrate Jim Henson on CBS, November 21
International Television
- Die Muppets feiern Weihnacht (A Muppet Family Christmas) premieres in Germany on ZDF, December 23
- Basil Hears a Noise airs in Canada, December 26
- Living with Dinosaurs airs in the UK, December 30
- Sesam Stasjon begins airing in Norway
Appearances
- Muppets from The Jim Henson Hour guest star The Cosby Show on NBC, January 11
- Disneyland's 35th Anniversary Celebration features Miss Piggy and Gonzo in a story-sketch, February 4
- Cartoon All-Stars to the Rescue features Baby Kermit, Baby Piggy, and Baby Gonzo, April 21
- The Earth Day Special features Kermit the Frog, Robin the Frog and several other Muppets, April 22
- The Arsenio Hall Show features Jim Henson, Kermit the Frog, Kevin Clash, and Clifford, May 4
People
- Northern Calloway dies, Jan 9
- Jim Henson dies, May 16
Video
- Monster Hits!, April 30
- Sing Yourself Silly!, April 30
- Dance Along!, August 31
- Rock & Roll!, August 31
- Sesame Street Home Video Visits the Firehouse, August 31
- Sesame Street Home Video Visits the Hospital, August 31
- Shalom Sesame series continues (shows 6-8)
Albums
Books
- Bert's Beautiful Sights
- Big Bird Is Yellow
- Elmo Gets Homesick
- Ernie and Bert's New Kitten
- Ernie and the Twiddlebug Town Fair
- Grover's Bad Dream
- I Did It!
- I Have to Go
- I Want to Go to School Too
- Muppet Babies' Classic Children's Tales
- Naptime
- Oscar's Grouchy Sounds
- Outside - Inside
- Say the Magic Word, Please
- See You Later, Mashed Potater!
- Sunny Day - Rainy Day
- The Treasure Hunt
- Wet Paint
- The Whole Wide World: A Question and Answer Book
Behind the scenes
- Muppet*Vision 3D is filmed, January
- The pilot for Little Mermaid's Island, a proposed show for Disney Channel, is taped.
- Billy Bunny's Animal Songs starts production.
- Steve Whitmire takes over performing Kermit the Frog, beginning with The Muppets Celebrate Jim Henson.
Stage Shows
- Sesame Street Live presents Sleeping Birdie
- Sesame Street Live presents Let's Play School
- Here Come the Muppets live show premiered at the Disney-MGM Studios in Walt Disney World, Florida.
Merchandise
- Big Bird Presents the Nutcracker book-and-cassette set
- Big Bird's Hide & Speak
- Big Bird's Portable Piano
- Muppet plush line by Presents
- Radio Shack Big Bird radio
- McDonald's Muppet Babies 1990 Happy Meal Toys
- First Sesame Street General Store opens
Parades
- Macy's Thanksgiving Day Parade features the Kermit the Frog Balloon, November 22
Muppet Character Debuts
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