Fox Says Glee Will Have Show-Within-a-Show Format, Ready for X Factor-Voice Showdown Seattle Post-Intelligencer Copyright 2012 Seattle Post-Intelligencer. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 11:42 a.m., Monday, May 14, 2012 Season 4 of the Fox hit will adopt a show-within-a-show format, following Rachel & Co.