1978

Television & Movies

 * The Muppet Show Season 3 begins in syndication, September
 * Christmas Eve on Sesame Street on PBS, December 3
 * A Special Sesame Street Christmas on CBS
 * The Muppet Movie begins filming in July.

Books

 * The Count's Poem
 * Ernie's Telephone Call
 * The Exciting Adventures of Super Grover
 * Grover's Own Alphabet
 * The Muppet Show Book
 * The Sesame Street Bedtime Storybook

Albums

 * The Muppet Show 2 (LP)
 * Sesame Street 10th Anniversary Album (LP)
 * ''David, Daydreamin' on a Rainy Day (LP)
 * Sesame Street Fever

People

 * John Tartaglia is born, February 16
 * Don Sahlin dies, February 19
 * Michael K. Frith becomes Vice President of Henson Associates
 * Kathryn Mullen and Steve Whitmire join The Muppet Show as Muppet performers

Miscellaneous

 * The live dog used for Foo-Foo is born, December 13.