CORRECTION November 04, 2013 Last Updated: November 04, 2013 11:50 AM High School The Slippery Rock High football team is not the first in school history with an undefeated regular season, as reported in Sunday’s Butler Eagle. In 1984, Slippery Rock went 10-0 in the regular season and won its WPIAL quarterfinal playoff game. Continue Reading with One of the Options Below Become a Butler Eagle Subscriber Today Subscribe to read the full article and support our local, independent news organization. Subscribe Today Already a subscriber? Sign in Here You can cancel any time. Share this article: Order Photo Reprints: More in High School Pulling for the Panthers Butler’s Bowden headed to Penn State Friends and Foes PIAA boys lacrosse: Marple Newtown mounts comeback, beats Mars in 2nd straight year for Class 2A title PIAA boys lacrosse championship preview: Mars defense a focal point, focused on Marple Newtown again Butler County boys track and field all-time Honor Roll: Final results from 2024 PIAA season