Apparently it was written by an Italian composer for a short segment show on sexuality in Sweden in 1968 before it was ever used on Sesame Street or the Muppet show.
Clips from the Swedish Sex Show and the Muppet Version:
http://www.mentalfloss.com/blogs/archives/24470
(the blog article says the Swedish clips are PG 13, only perhaps in the blog posters imagination, or in some cultures where a woman's shoulders and knees are offensive
Clips from the Swedish Sex Show and the Muppet Version:
http://www.mentalfloss.com/blogs/archives/24470
(the blog article says the Swedish clips are PG 13, only perhaps in the blog posters imagination, or in some cultures where a woman's shoulders and knees are offensive