Sue Sylvester appeared on a TV show.
Glee is an American musical comedy-drama television series that aired on the Fox network in the United States from May 19 , 2009 , to March 20 , 2015 . Susan `` Sue '' Sylvester is a fictional character of the Fox musical comedy-drama series , Glee . For the show 's first four seasons , Sue is the track-suit wearing coach of the William McKinley High School cheerleading squad , and a ruthless bully to both students and faculty members alike . In the show 's fifth season , Sue is made the school 's new principal .