Kashyyyk made appearances in a 1978 American musical science fiction television film that introduced what character?
Kashyyyk:  Kashyyyk made appearances in the "Star Wars Holiday Special" and "". Star Wars Holiday Special: The Star Wars Holiday Special is a 1978 American musical science fiction television film set in the "Star Wars" galaxy. Star Wars Holiday Special:  It stars the first film's main cast while introducing the character Boba Fett, who would appear in later films.
Boba Fett