When Peter Sellers was chosen to guest star, he requested that a skit known as "The Wall" not be done with him. In this skit, Kermit interviews the guest for a short period just as themselves, and Sellers' stated that he couldn't be himself. "I can be Queen Victoria, but I cannot be myself," he said. The writers replaced "The Wall" with a skit where Sellers played Queen Victoria.
Features Kermit singing his famous song "It's Not Easy Being Green".
In late February 2021, this became one of 18 Muppet Shows to get a content warning on Disney+, for "negative depictions and/or mistreatment of people or cultures". Presumably for the Gypsy scene.
"Being' Green" was included in "The Muppet Show Book", published by Harry N. Abrams, Inc in 1978, in which the sequence was entirely illustrated by Tudor Banus.