Cardinal Heights Upper Middle School (The Old High School)
Cardinal Heights Upper Middle School is Sun Prairie Area School District's Little Theatre located in the Old Sun Prairie High School Auditorium, 220 Kroncke Drive, Sun Prairie, Wisconsin.
- Lone Star - February 27 - March 1, 2015
- The Coal Diamond and Lone Star - February 27 - March 1, 2015
- The Great American Trailer Park Musical - May 8-17, 2015