Kate Hudson and Sarah Jessica Parker have been confirmed to appear on the fourth season of ‘Glee’. Fox TV’s entertainment president Kevin Reilly made the announcement in a conference call. Hudson will reportedly feature in six episodes, while Parker has signed up to star in an episode in the fall, Stuff.co.nz reported. No information about the actresses’ characters has been revealed as yet. However, a few details were released about the set-up of the new season. According to Reilly, Glee will focus on a “show within a show”, following some of the McKinley High graduates as they attend the New York performing arts school. The storyline will also feature “some new faces” as they switch back to Ohio. The cast of Glee have been emotional filming the final scenes for season three. Some have broken down in tears while working on the last episodes as many of the characters are in their final year at high school and will be going to college or full-time jobs.