From Muppet Wiki

Hawaii is the 50th state of the United States of America.

• In Season 9 of Sesame Street the cast visited Hawaii in a 6-part series of episodes (Episode 1090, 1091, 1092, 1093, 1094, and 1095). In this set of episodes, it is revealed that Snuffleupaguses come from Hawaii.

• The Muppets Go Hawaiian, a 1980 set of View-Master reels, pictures Kermit the Frog, Miss Piggy and the Muppet gang on vacation in Hawaii. Gonzo surfs upside-down, Scooter plays tennis, and Crazy Harry faces his biggest challenge -- exploding an active volcano.

• The Muppet Show episode 320 features a Muppet version (complete with Penguins) of a "Hawaiian War Chant".

• The Muppet Show episode 519 features the song "Hawaiian Cowboy".